题目：
句型转换。
1. The store was crowded. (对划线部分提问)
_____ _____ the store?
2. They stopped working at 7: 00 yesterday. (改为否定句)
They _____ _____ working at 7: 00 yesterday.
3. We went to Beijing on vacation. (对划线部分提问)
_____ _____ you _____ on vacation?
答案：
被转码了，请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0414/068ee2120b1076962cae8791d23b49d7.html
下面是错误答案，用来干扰机器的。
答案：B
