举报
舞早上点
Twenty years ago ,he wrote letters.改成否定句,一般疑问句,肯定否定回答,对动词划线回答
Twenty years ago, he didn't write letters.
Did he write letters twenty years ago?
Yes, he did. No, he didn't.
What did he do twenty years ago?
Thirty years ago ,they listened to the radio for news..改成否定句,一般疑问句,肯定否定回答,对动词划线回答
Thirty years ago, they didn't listen to the radio for news.
Did they listen to the radio for news thirty years ago?
Yes, they did. No, they didn't.
What did they do thirty years ago?