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diff --git a/students/1714080902218/lab2.md b/students/1714080902218/lab2.md
index 2e990b9ee7..32e4d4add6 100644
--- a/students/1714080902218/lab2.md
+++ b/students/1714080902218/lab2.md
@@ -41,29 +41,30 @@
 
 用例编号  | UC01 | 备注  
 -|:-|-  
-用例名称  | 添加预约  |   
+用例名称  | 提交订单  |   
 前置条件  |      | *可选*   
 后置条件  |      | *可选*   
-基本流程  | 1. 客户选择商品;  |*用例执行成功的步骤*    
-~| 2. 系统显示饭店商品;  |   
-~| 3. 客户选择商品;   |   
-~| 4. 系统保存选择的商品信息;   |   
-~| 5. 系统提示订单提交成功。  |  
-扩展流程  |  系统检查发现商品已售完   |*用例执行失败*    
+基本流程  | 1. 系统显示饭店商品;  |*用例执行成功的步骤*    
+~| 2. 客户选择商品;  |   
+~| 3. 客户点击确定按钮;   |   
+~| 4. 系统保存选择的商品信息;   |  
+~| 5.系统检查商品库存；   |
+~| 6.系统提示订单提交成功。  |  
+扩展流程  |  5.1 商品库存不足   |*用例执行失败*    
 
 
 
 用例编号  | UC02 | 备注  
 -|:-|-  
-用例名称  | 删除预约  |   
+用例名称  | 取消订单  |   
 前置条件  | 预约成功     | *可选*   
 后置条件  | 客户进入订单管理界面     | *可选*   
 基本流程  | 1. 客户点击订单管理按钮;  |*用例执行成功的步骤*    
 ~| 2. 系统显示客户订单管理界面;  |   
 ~| 3. 客户点击取消按钮;   |   
-~| 4. 系统取消订单;   |   
+~| 4. 系统取消订单;   |  
 ~| 5. 系统提示订单取消成功。  |  
-扩展流程  |    |*用例执行失败*    
+扩展流程  |          |