题目

把下列句子改成否定句,一般疑问句,并给肯定回答,否定回答
1.He was in the station yesterday
2.I was a student three years ago
3.They swam in the river yesterday
4.He bought a wallet yesterday
5.Li Ming and Wang Ming was in the shop just now
6.Those doctors went to visit Shanghai last month

提问时间：2020-08-02

答案

1.He was not in the station yesterday. Was he in the station yesterday? -Yes, he was./No, he wasn't.2.I was not a student three years ago. Was I a student three years ago? -Yes, I was./No, I wasn'...