diff --git a/app/controllers/homework_commons_controller.rb b/app/controllers/homework_commons_controller.rb
index 84b11814f..adfcef74f 100644
--- a/app/controllers/homework_commons_controller.rb
+++ b/app/controllers/homework_commons_controller.rb
@@ -160,7 +160,8 @@ class HomeworkCommonsController < ApplicationController
 
         # 作品状态 0： 未提交， 1 按时提交， 2 延迟提交
         if params[:work_status].present?
-          work_status = params[:work_status].split(",").map{|status| status.to_i}
+          params_work_status = request.get? ? params[:work_status].split(",") : params[:work_status]
+          work_status = params_work_status.split(",").map{|status| status.to_i}
           all_student_works = @student_works.left_joins(:myshixun)
           @student_works = all_student_works.where(work_status: work_status)
 
@@ -170,7 +171,8 @@ class HomeworkCommonsController < ApplicationController
 
         # 分班情况
         unless params[:course_group].blank?
-          group_user_ids = @course.students.where(course_group_id: params[:course_group].split(",")).pluck(:user_id)
+          group_ids = request.get? ? params[:course_group].split(",") : params[:course_group]
+          group_user_ids = @course.students.where(course_group_id: group_ids).pluck(:user_id)
           # 有分组只可能是老师身份查看列表
           @student_works = @student_works.where(user_id: group_user_ids)
         end