Home.md

@@ -56,6 +56,8 @@
   - [Lab 6 进程管理API —— fork, execve, exit](./directory/Labs/6)
 - **[Checkpoint 3: DDL 待定](./checkpoints/checkpoint3)**
 - week 7: 4/12 信号量：资源与进程的PV操作
+  - [Task 7 系统信号量：资源与进程的PV操作](./directory/Tasks/7)
+  - [Lab 7 锁、条件变量与信号量](./directory/Labs/7)
 - week 8: 4/19 用户信号量：等待与唤醒的进程同步
 - **Checkpoint 4: DDL 待定**