diff --git a/app/helpers/exercise_helper.rb b/app/helpers/exercise_helper.rb
index aba2fb58e..5792c6487 100644
--- a/app/helpers/exercise_helper.rb
+++ b/app/helpers/exercise_helper.rb
@@ -86,6 +86,31 @@ module ExerciseHelper
     return result
   end
 
+  def convert_to_chi_num num
+    result = ""
+    case num.to_i
+      when 1
+        result = '一'
+      when 2
+        result = '二'
+      when 3
+        result = '三'
+      when 4
+        result = '四'
+      when 5
+        result = '五'
+      when 6
+        result = '六'
+      when 7
+        result = '七'
+      when 8
+        result = '八'
+      when 9
+        result = '九'
+    end
+    return result
+  end
+
   def get_current_score exercise
     score = 0
     unless exercise.nil?
diff --git a/app/views/exercise/_edit_MC.html.erb b/app/views/exercise/_edit_MC.html.erb
index f4ececf8f..1da0b9038 100644
--- a/app/views/exercise/_edit_MC.html.erb
+++ b/app/views/exercise/_edit_MC.html.erb
@@ -8,7 +8,7 @@
             $("#poll_question_standard_answer_<%=exercise_question.id %>").val("<%= convert_to_char(exercise_question.exercise_standard_answers.first.exercise_choice_id.to_s)%>")
             $("#poll_answers_<%=exercise_question.id%>").html("<% exercise_question.exercise_choices.reorder("choice_position").each_with_index do |exercise_choice,index| %>" +
                     "<li class='ur_item'>" +
-                    "<label>选项<%=convert_to_char (index+1).to_s %><span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label>" +
+                    "<label name='select_items' class='w56'>选项<%=convert_to_char (index+1).to_s %><span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label>" +
                     "<input maxlength='200' type='text' name='question_answer[<%=exercise_choice.id %>]' placeholder='输入选项内容' value='<%=exercise_choice.choice_text %>'/>" +
                     "<a class='icon_add' title='向下插入选项' onclick='add_single_answer($(this));'></a>" +
                     "<a class='icon_remove'  title='删除' onclick='remove_single_answer($(this))'></a>" +
@@ -34,7 +34,7 @@
           <div id="poll_answers_<%=exercise_question.id%>">
               <% exercise_question.exercise_choices.reorder("choice_position").each_with_index do |exercise_choice,index| %>
                   <li class="ur_item">
-                    <label>选项<%=convert_to_char (index+1).to_s %><span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+                    <label name='select_items' class='w56'>选项<%=convert_to_char (index+1).to_s %><span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
                     <input maxlength="200" type='text' name='question_answer[<%=exercise_choice.id %>]' placeholder='输入选项内容' value="<%=exercise_choice.choice_text %>">
                     <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
                     <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
diff --git a/app/views/exercise/_edit_MCQ.html.erb b/app/views/exercise/_edit_MCQ.html.erb
index 18ae79d1c..48422be1c 100644
--- a/app/views/exercise/_edit_MCQ.html.erb
+++ b/app/views/exercise/_edit_MCQ.html.erb
@@ -8,7 +8,7 @@
             $("#poll_question_standard_answer_<%=exercise_question.id %>").val("<%= convert_to_char(exercise_question.exercise_standard_answers.first.exercise_choice_id.to_s)%>")
             $("#poll_answers_<%=exercise_question.id%>").html("<% exercise_question.exercise_choices.reorder("choice_position").each_with_index do |exercise_choice,index| %>" +
                     "<li class='ur_item'>" +
-                    "<label>选项<%=convert_to_char (index+1).to_s %><span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label>" +
+                    "<label name='select_items' class='w56'>选项<%=convert_to_char (index+1).to_s %><span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label>" +
                     "<input maxlength='200' type='text' name='question_answer[<%= exercise_choice.id %>]' placeholder='输入选项内容' value='<%=exercise_choice.choice_text %>'/>" +
                     "<a class='icon_add' title='向下插入选项' onclick='add_single_answer($(this));'></a>" +
                     "<a class='icon_remove'  title='删除' onclick='remove_single_answer($(this))'></a>" +
@@ -34,7 +34,7 @@
           <div id="poll_answers_<%=exercise_question.id%>">
             <% exercise_question.exercise_choices.reorder("choice_position").each_with_index do |exercise_choice,index| %>
                 <li class="ur_item">
-                  <label>选项<%=convert_to_char (index+1).to_s %><span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+                  <label name='select_items' class='w56'>选项<%=convert_to_char (index+1).to_s %><span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
                   <input maxlength="200" type='text' name='question_answer[<%= exercise_choice.id %>]' placeholder='输入选项内容' value="<%=exercise_choice.choice_text %>">
                   <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
                   <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
diff --git a/app/views/exercise/_edit_single.html.erb b/app/views/exercise/_edit_single.html.erb
index 0ce2f0943..52e865ba4 100644
--- a/app/views/exercise/_edit_single.html.erb
+++ b/app/views/exercise/_edit_single.html.erb
@@ -7,7 +7,7 @@
             $("#poll_question_score_<%=exercise_question.id %>").val("<%= exercise_question.question_score%>")
             $("#poll_answers_<%=exercise_question.id%>").html("<% exercise_question.exercise_standard_answers.reorder("created_at").each_with_index do |exercise_choice,index| %>" +
                     "<li class='ur_item'>" +
-                    "<label>候选答案<span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label>" +
+                    "<label name='candiate_items'>候选答案<%=convert_to_chi_num(index+1) %><span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label>" +
                     "<input class='candiate_answer' name='exercise_choice[<%=exercise_choice.id %>]' placeholder='请输入候选答案' type='text' value='<%=exercise_choice.answer_text %>'/>" +
 
                     "<a class='icon_add' title='向下插入选项' onclick='add_candidate_answer($(this));'></a>" +
@@ -34,7 +34,7 @@
           <div id="poll_answers_<%=exercise_question.id%>">
             <% exercise_question.exercise_standard_answers.reorder("created_at").each_with_index do |exercise_choice,index| %>
                 <li class="ur_item">
-                  <label>候选答案<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+                  <label name='candiate_items'>候选答案<%=convert_to_chi_num(index+1) %><span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
                   <input class="candiate_answer" name="exercise_choice[<%=exercise_choice.id %>]" placeholder="请输入候选答案" type="text" value="<%=exercise_choice.answer_text %>"/>
                   <a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>
                   <a class="icon_remove" title="删除" onclick="remove_single_answer($(this));"></a>
diff --git a/app/views/exercise/_exercise_form.html.erb b/app/views/exercise/_exercise_form.html.erb
index f0bef74bf..ec099cb09 100644
--- a/app/views/exercise/_exercise_form.html.erb
+++ b/app/views/exercise/_exercise_form.html.erb
@@ -162,15 +162,38 @@
     //单选题
     function add_single_answer(doc)
     {
-        doc.parent().after("<li class='ur_item'><label>选项<span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label><input maxlength='200' type='text' name='question_answer["+new Date().getTime()+"]' placeholder='输入选项内容'/>" +
+        var li = doc.parent().after("<li class='ur_item'><label name='select_items' class='w56'>选项&nbsp;<span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label><input maxlength='200' type='text' name='question_answer["+new Date().getTime()+"]' placeholder='输入选项内容'/>" +
                 "<a class='icon_add' title='向下插入选项' onclick='add_single_answer($(this));'></a><a class='icon_remove'  title='删除' onclick='remove_single_answer($(this))'></a>"+
                 "</li><div class='cl'></div>");
+        var select_items =$("label[name='select_items']",li.parent());
+        for(var i=0; i<select_items.length; i++){
+            $(select_items[i]).html("选项"+String.fromCharCode(64 + parseInt(i+1))+"<span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;");
+        }
     }
     function add_candidate_answer(doc)
     {
-        doc.parent().after("<li class='ur_item'><label>候选答案<span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label><input maxlength='200' type='text' name='exercise_choice["+new Date().getTime()+"]' placeholder='请输入候选答案（选填）'/>" +
+        doc.parent().after("<li class='ur_item'><label name='candiate_items'>候选答案<span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;</label><input maxlength='200' type='text' name='exercise_choice["+new Date().getTime()+"]' placeholder='请输入候选答案（选填）'/>" +
                 "<a class='icon_add' title='向下插入选项' onclick='add_candidate_answer($(this));'></a><a class='icon_remove'  title='删除' onclick='remove_single_answer($(this))'></a>"+
                 "</li><div class='cl'></div>");
+        var select_items =$("label[name='candiate_items']",doc.parent().parent());
+        for(var i=0; i<select_items.length; i++){
+            $(select_items[i]).html("候选答案"+revert_to_chinese_num(i + 1)+"<span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;");
+        }
+    }
+    function revert_to_chinese_num(num){
+        var s_num = "";
+        switch (num) {
+            case 1: s_num = '一'; break;
+            case 2: s_num = '二'; break;
+            case 3: s_num = '三'; break;
+            case 4: s_num = '四'; break;
+            case 5: s_num = '五'; break;
+            case 6: s_num = '六'; break;
+            case 7: s_num = '七'; break;
+            case 8: s_num = '八'; break;
+            case 9: s_num = '九'; break;
+        }
+        return s_num;
     }
     function remove_single_answer(doc)
     {
@@ -180,7 +203,16 @@
         }
         else
         {
+            var parent = doc.parent().parent();
             doc.parent().remove();
+            var select_items =$("label[name='select_items']",parent);
+            var candiate_items =$("label[name='candiate_items']",parent);
+            for(var i=0; i<select_items.length; i++){
+                $(select_items[i]).html("选项"+String.fromCharCode(64 + parseInt(i+1))+"<span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;");
+            }
+            for(var i=0; i<candiate_items.length; i++){
+                $(candiate_items[i]).html("候选答案"+revert_to_chinese_num(i + 1)+"<span class='ur_index'></span>：&nbsp;&nbsp;&nbsp;");
+            }
         }
     }
 </script>
diff --git a/app/views/exercise/_new_MC.html.erb b/app/views/exercise/_new_MC.html.erb
index 0d7350570..6fd6c201e 100644
--- a/app/views/exercise/_new_MC.html.erb
+++ b/app/views/exercise/_new_MC.html.erb
@@ -18,28 +18,28 @@
       <div class="cl"></div>
       <div>
           <li class="ur_item">
-            <label>选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <label name='select_items' class='w56'>选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
             <input maxlength="200" type='text' name='question_answer[0]' placeholder='输入选项内容'>
             <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
           </li>
           <div class="cl"></div>
           <li class="ur_item">
-            <label>选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <label name='select_items' class='w56'>选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
             <input maxlength="200" type='text' name='question_answer[1]' placeholder='输入选项内容'>
             <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
           </li>
           <div class="cl"></div>
           <li class="ur_item">
-            <label>选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <label name='select_items' class='w56'>选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
             <input maxlength="200" type='text' name='question_answer[2]' placeholder='输入选项内容'/>
             <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
           </li>
           <div class="cl"></div>
           <li class="ur_item">
-            <label>选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <label name='select_items' class='w56'>选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
             <input maxlength="200" type='text' name='question_answer[3]' placeholder='输入选项内容'/>
             <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
diff --git a/app/views/exercise/_new_MCQ.html.erb b/app/views/exercise/_new_MCQ.html.erb
index 3ea198d8f..a24835fc1 100644
--- a/app/views/exercise/_new_MCQ.html.erb
+++ b/app/views/exercise/_new_MCQ.html.erb
@@ -18,28 +18,28 @@
       <div class="cl"></div>
       <div>
           <li class="ur_item">
-            <label>选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <label name='select_items' class='w56'>选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
             <input maxlength="200" type='text' name='question_answer[0]' placeholder='输入选项内容'>
             <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
           </li>
           <div class="cl"></div>
           <li class="ur_item">
-            <label>选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <label name='select_items' class='w56'>选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
             <input maxlength="200" type='text' name='question_answer[1]' placeholder='输入选项内容'>
             <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
           </li>
           <div class="cl"></div>
           <li class="ur_item">
-            <label>选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <label name='select_items' class='w56'>选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
             <input maxlength="200" type='text' name='question_answer[2]' placeholder='输入选项内容'>
             <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
           </li>
           <div class="cl"></div>
           <li class="ur_item">
-            <label>选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <label name='select_items' class='w56'>选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
             <input maxlength="200" type='text' name='question_answer[3]' placeholder='输入选项内容'>
             <a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
diff --git a/app/views/exercise/_new_single.html.erb b/app/views/exercise/_new_single.html.erb
index 061b053fd..3a65c072d 100644
--- a/app/views/exercise/_new_single.html.erb
+++ b/app/views/exercise/_new_single.html.erb
@@ -18,22 +18,22 @@
       <div class="cl"></div>
       <div>
           <li class="ur_item">
-            <label>候选答案一<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
-            <input  class="candiate_answer" name="exercise_choice[0]" placeholder="请输入候选答案一" type="text">
+            <label name='candiate_items'>候选答案一<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <input  class="candiate_answer" name="exercise_choice[0]" placeholder="请输入候选答案" type="text">
             <a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
           </li>
           <div class="cl"></div>
           <li class="ur_item">
-            <label>候选答案二<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
-            <input  class="candiate_answer" name="exercise_choice[1]" placeholder="请输入候选答案二（选填）" type="text">
+            <label name='candiate_items'>候选答案二<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <input  class="candiate_answer" name="exercise_choice[1]" placeholder="请输入候选答案（选填）" type="text">
             <a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
           </li>
           <div class="cl"></div>
           <li class="ur_item">
-            <label>候选答案三<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
-            <input  class="candiate_answer" name="exercise_choice[2]" placeholder="请输入候选答案三（选填）" type="text">
+            <label name='candiate_items'>候选答案三<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>
+            <input  class="candiate_answer" name="exercise_choice[2]" placeholder="请输入候选答案（选填）" type="text">
             <a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>
             <a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>
           </li>
diff --git a/app/views/exercise/_show_MC.html.erb b/app/views/exercise/_show_MC.html.erb
index d052bd6da..eef7546e5 100644
--- a/app/views/exercise/_show_MC.html.erb
+++ b/app/views/exercise/_show_MC.html.erb
@@ -55,28 +55,28 @@
                                 '<input value="<%=score %>" id="question_score" type="text" name="question_score" style="width:40px; text-align:center; padding-left:0px;"/>分'+
                                 '</li><div>'+
                                 '<li class="ur_item">'+
-                                '<label>选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<label name="select_items" class="w56">选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                 '<input maxlength="200" type="text" name="question_answer[0]" placeholder="输入选项内容"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
                                 '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
                                 '</li>'+
                                 '<div class="cl"></div>'+
                                 '<li class="ur_item">'+
-                                '<label>选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<label name="select_items" class="w56">选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                 '<input maxlength="200" type="text" name="question_answer[1]" placeholder="输入选项内容"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
                                 '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
                                 '</li>'+
                                 '<div class="cl"></div>'+
                                 '<li class="ur_item">'+
-                                '<label>选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<label name="select_items" class="w56">选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                 '<input maxlength="200" type="text" name="question_answer[2]" placeholder="输入选项内容"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
                                 '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
                                 '</li>'+
                                 '<div class="cl"></div>'+
                                 '<li class="ur_item">'+
-                                '<label>选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<label name="select_items" class="w56">选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                 '<input maxlength="200" type="text" name="question_answer[3]" placeholder="输入选项内容"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
                                 '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
diff --git a/app/views/exercise/_show_MCQ.html.erb b/app/views/exercise/_show_MCQ.html.erb
index a477303d7..9e66f17f9 100644
--- a/app/views/exercise/_show_MCQ.html.erb
+++ b/app/views/exercise/_show_MCQ.html.erb
@@ -54,28 +54,28 @@
                                 '<input value="<%= score %>" id="question_score" type="text" name="question_score" style="width:40px; text-align:center; padding-left:0px;"/>分'+
                                 '</li><div>'+
                                 '<li class="ur_item">'+
-                                '<label>选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<label name="select_items" class="w56">选项A<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                 '<input maxlength="200" type="text" name="question_answer[0]" placeholder="输入选项内容"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
                                 '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
                                 '</li>'+
                                 '<div class="cl"></div>'+
                                 '<li class="ur_item">'+
-                                '<label>选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<label name="select_items" class="w56">选项B<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                 '<input maxlength="200" type="text" name="question_answer[1]" placeholder="输入选项内容"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
                                 '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
                                 '</li>'+
                                 '<div class="cl"></div>'+
                                 '<li class="ur_item">'+
-                                '<label>选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<label name="select_items" class="w56">选项C<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                 '<input maxlength="200" type="text" name="question_answer[2]" placeholder="输入选项内容"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
                                 '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
                                 '</li>'+
                                 '<div class="cl"></div>'+
                                 '<li class="ur_item">'+
-                                '<label>选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<label name="select_items" class="w56">选项D<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
                                 '<input maxlength="200" type="text" name="question_answer[3]" placeholder="输入选项内容"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_single_answer($(this));"></a>'+
                                 '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
diff --git a/app/views/exercise/_show_single.html.erb b/app/views/exercise/_show_single.html.erb
index 86203b8bb..90f604da1 100644
--- a/app/views/exercise/_show_single.html.erb
+++ b/app/views/exercise/_show_single.html.erb
@@ -9,7 +9,7 @@
   <div class="cl"></div>
   <div>
     <% exercise_question.exercise_standard_answers.reorder("created_at").each_with_index do |exercise_choice,index| %>
-        候选答案：<%= exercise_choice.answer_text%><br />
+        候选答案<%= convert_to_chi_num(index+1) %>：<%= exercise_choice.answer_text%><br />
     <% end %>
   </div>
 </div>
@@ -42,22 +42,22 @@
                                 '<input value="<%= score %>" id="question_score" type="text" name="question_score" style="width:40px; text-align:center; padding-left:0px;"/>分'+
                                 '</li><div>'+
                                 '<li class="ur_item">'+
-                                '<label>候选答案一<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input class="candiate_answer" type="text" name="exercise_choice[0]" placeholder="请输入候选答案一"/>'+
+                                '<label name="candiate_items">候选答案一<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input class="candiate_answer" type="text" name="exercise_choice[0]" placeholder="请输入候选答案"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>'+
                                 '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
                                 '</li>'+
                                 '<div class="cl"></div>'+
                                 '<li class="ur_item">'+
-                                '<label>候选答案二<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input class="candiate_answer" type="text" name="exercise_choice[1]" placeholder="请输入候选答案二（选填）"/>'+
+                                '<label name="candiate_items">候选答案二<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input class="candiate_answer" type="text" name="exercise_choice[1]" placeholder="请输入候选答案（选填）"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>'+
                                 '<a class="icon_remove"  title="删除" onclick="remove_single_answer($(this))"></a>'+
                                 '</li>'+
                                 '<div class="cl"></div>'+
                                 '<li class="ur_item">'+
-                                '<label>候选答案三<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
-                                '<input class="candiate_answer" type="text" name="exercise_choice[2]" placeholder="请输入候选答案三（选填）"/>'+
+                                '<label name="candiate_items">候选答案三<span class="ur_index"></span>：&nbsp;&nbsp;&nbsp;</label>'+
+                                '<input class="candiate_answer" type="text" name="exercise_choice[2]" placeholder="请输入候选答案（选填）"/>'+
                                 '<a class="icon_add" title="向下插入选项" onclick="add_candidate_answer($(this));"></a>'+
                                 '<a class="icon_remove" title="删除" onclick="remove_single_answer($(this))"></a>'+
                                 '</li></div>'+
diff --git a/public/stylesheets/polls.css b/public/stylesheets/polls.css
index bcace8cf2..1cb288d51 100644
--- a/public/stylesheets/polls.css
+++ b/public/stylesheets/polls.css
@@ -152,4 +152,6 @@ a:hover.btn_pu{ background:#3cb761;}
 .polls_alert_upload_box{ width:120px; margin:15px auto;}
 .polls_alert_box_p{ font-size:14px; padding-left: 45px;padding-top: 10px;}
 
+.w56 { width: 56px;}
+