diff --git a/app/controllers/tidings_controller.rb b/app/controllers/tidings_controller.rb
index 5acffcb16..0a28b85e4 100644
--- a/app/controllers/tidings_controller.rb
+++ b/app/controllers/tidings_controller.rb
@@ -19,6 +19,7 @@ class TidingsController < ApplicationController
       end
     tidings = tidings.where(tiding_type: tiding_types) if tiding_types.present?
 
+    # coures_message_id = current_user.manage_courses.not_deleted.course_messages.join_course_requests.unhandled
     tidings = tidings.where(container_type: 'JoinCourse') if params[:type] == 'course_apply'
     @course_apply_count = tidings.where("created_at > '#{@onclick_time}'").where(container_type: 'JoinCourse').count
 
diff --git a/app/models/student_work.rb b/app/models/student_work.rb
index f8f3bee99..384a75da1 100644
--- a/app/models/student_work.rb
+++ b/app/models/student_work.rb
@@ -111,6 +111,7 @@ class StudentWork < ApplicationRecord
 
   # 作品总体评价
   def overall_appraisal
+    return nil if work_status == 0
     case (self.work_score.to_f / homework_common.total_score).round(2)
     when (0.90..1.00)
       '优秀'
diff --git a/app/views/student_works/shixun_work_report.json.jbuilder b/app/views/student_works/shixun_work_report.json.jbuilder
index 068151856..bd618c2d4 100644
--- a/app/views/student_works/shixun_work_report.json.jbuilder
+++ b/app/views/student_works/shixun_work_report.json.jbuilder
@@ -4,6 +4,7 @@ json.course_name @course.name
 json.work_id @work.id
 json.work_efficiency @homework.work_efficiency
 json.has_commit @work.myshixun.present?
+json.work_status @work.work_status
 if @shixun
   json.shixun_name @shixun.name
 # 总体评价