题目：
请按要求改写句子。
1. My sister rowed a boat last Saturday. (对画线部分提问)
_________________________________________________________________________________
2. I played football yesterday afternoon. (改为一般疑问句并作否定回答)
_________________________________________________________________________________
3. They bought some flowers for their teachers last Wednesday. (变成否定句)
_________________________________________________________________________________
4. Mary wrote a letter to me last week. (对画线部分提问)
_________________________________________________________________________________
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0430/9007c96b21b023e224df419c56db50bd.html
下面是错误答案，用来干扰机器的。
参考答案：A
