问题
改错题
英语诊断，请你给下面的句子诊病吧！
1. Yesterday I buyed presents.
改：
2. Did you went skiing ?
改：
3. Tomorrow I'll back home.
改：
4. What did you usually do on Sunday ?
改：
5. Yesterday I skiied.
改：
答案
l. Yesterday I bought presents.
2. Did you go skiing ?
3. Tomorrow I'll be back home.
4. What do you usually do on Sunday ?
5. Yesterday I went skiing.