diff --git a/app/controllers/courses_controller.rb b/app/controllers/courses_controller.rb
index 2925a8cc7..89a5c84ca 100644
--- a/app/controllers/courses_controller.rb
+++ b/app/controllers/courses_controller.rb
@@ -44,16 +44,22 @@ class CoursesController < ApplicationController
     name = attachment.disk_filename
     lists = readData("files/#{path}/#{name}")
     homework = HomeworkCommon.find params[:homework]
+    users = User.where(:id => @course.members.map(&:user_id))
     if homework.present?
-      lists.each do |list, index|
-        logger.info("#{list[0]}---#{list[1]}")
-        user = User.find_by_sql("SELECT u.* FROM `users` u, `user_extensions` ue where u.id = ue.user_id and CONCAT(u.lastname,u.firstname) ='#{list[1]}' and ue.student_id='#{list[0]}'").first
-        # 用户存在并且用户是非课程成员
-        if user.present?
-          logger.info("#{index}---------------------------------#{user.id}")
-          work = homework.student_works.where(:user_id => user.id, :work_score => nil).first
-          if work.present?
-            work.update_attributes(:work_status => 1, :work_score => list[2])
+      lists.each_with_index do |list, index|
+        unless list.nil?
+          logger.info("#{list[0]}---#{list[1]}")
+          user = users.joins(:user_extensions).where("users.id = user_extensions.user_id and (CONCAT(users.lastname,users.firstname) ='#{list[1]}' or user_extensions.student_id='#{list[0]}')").first
+          #user = users.find_by_sql("SELECT u.* FROM `users` u, `user_extensions` ue where u.id = ue.user_id and CONCAT(u.lastname,u.firstname) ='#{list[1]}' and ue.student_id='#{list[0]}'").first
+          # 用户存在并且用户是非课程成员
+          if user.present?
+            logger.info("#{index}---------------------------------#{user.id}")
+            work = homework.student_works.where(:user_id => user.id, :work_score => nil).first
+            if work.present?
+              work.update_column('work_status', 1)
+              work.update_column('final_score', list[2].try(:to_f))
+              work.update_column('work_score', list[2].try(:to_f))
+            end
           end
         end
       end