diff --git a/app/controllers/shixuns_controller.rb b/app/controllers/shixuns_controller.rb
index f86ade58f..442881df2 100644
--- a/app/controllers/shixuns_controller.rb
+++ b/app/controllers/shixuns_controller.rb
@@ -147,7 +147,7 @@ class ShixunsController < ApplicationController
 	## 实训详情
 	def show
 		# 当前用户开启的实训
-		can_fork = current_user.is_certification_teacher || current_user.admin?
+		can_fork = current_user.is_certification_teacher || current_user.admin_or_business?
 		unless can_fork
 			@can_fork = {can_fork: "已经职业认证的教师才能fork实训",
 									 certi_url: "/account/certification"}
diff --git a/app/services/export_shixun_report_service.rb b/app/services/export_shixun_report_service.rb
index 57b955762..4263ef4f1 100644
--- a/app/services/export_shixun_report_service.rb
+++ b/app/services/export_shixun_report_service.rb
@@ -43,6 +43,7 @@ class ExportShixunReportService
     @user   = @work.user
     @shixun = homework.shixuns.take
     @games  = @work.myshixun.games.includes(:challenge, :game_codes,:outputs) if @work.myshixun
+    @challenges = @shixun.challenges if @shixun
 
     # 用户最大评测次数
     @user_evaluate_count = @games.pluck(:evaluate_count).sum if @games
diff --git a/public/react/src/modules/page/component/monaco/TPIMonaco.css b/public/react/src/modules/page/component/monaco/TPIMonaco.css
index 75fe4ae8a..368ed5c8f 100644
--- a/public/react/src/modules/page/component/monaco/TPIMonaco.css
+++ b/public/react/src/modules/page/component/monaco/TPIMonaco.css
@@ -143,4 +143,18 @@
 /* 选中行边框 */
 .monaco-editor .view-overlays .current-line {
     border-width: 1px !important;
+}
+
+.monaco-editor .margin,
+.monaco-editor .margin-view-overlays{
+    width: 54px !important;
+    text-align: center !important;
+}
+
+.monaco-editor .monaco-scrollable-element{
+    left: 54px !important;
+}
+
+.monaco-editor .margin-view-overlays .line-numbers{
+    text-align: center !important;
 }
\ No newline at end of file