diff --git a/app/controllers/weapps/courses_controller.rb b/app/controllers/weapps/courses_controller.rb
index 1d510a863..f1edc191c 100644
--- a/app/controllers/weapps/courses_controller.rb
+++ b/app/controllers/weapps/courses_controller.rb
@@ -1,6 +1,6 @@
 class Weapps::CoursesController < Weapps::BaseController
   # before_action :require_wechat_login!
-  before_action :teacher_allowed, except: [:create, :show]
+  before_action :teacher_allowed, except: [:create, :show, :shixun_homework_category]
 
   def create
     return render_error("只有老师身份才能创建课堂") unless current_user.is_teacher?
@@ -26,6 +26,10 @@ class Weapps::CoursesController < Weapps::BaseController
     @current_user = current_user
   end
 
+  def shixun_homework_category
+    @categories = current_course.shixun_course_modules.first&.course_second_categories
+  end
+
   private
 
   def course_params
diff --git a/app/views/weapps/courses/shixun_homework_category.json.jbuilder b/app/views/weapps/courses/shixun_homework_category.json.jbuilder
new file mode 100644
index 000000000..b38748597
--- /dev/null
+++ b/app/views/weapps/courses/shixun_homework_category.json.jbuilder
@@ -0,0 +1,3 @@
+json.categories @categories.each do |category|
+  json.(category, :id, :name)
+end
\ No newline at end of file
diff --git a/config/routes.rb b/config/routes.rb
index d663e7cfb..245e984c6 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -880,7 +880,11 @@ Rails.application.routes.draw do
         post :cancel_sticky, on: :collection
       end
 
-      resources :courses, only: [:create, :update, :edit, :show]
+      resources :courses, only: [:create, :update, :edit, :show] do
+        member do
+          get :shixun_homework_category
+        end
+      end
     end
 
     resources :users_for_partners, only: [:index]