What did he do just now?改否定句 She was reading books then.改否定疑问句

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/03 00:32:55
What did he do just now?改否定句 She was reading books then.改否定疑问句

What did he do just now?改否定句 She was reading books then.改否定疑问句
What did he do just now?改否定句 She was reading books then.改否定疑问句

What did he do just now?改否定句 She was reading books then.改否定疑问句
What didn't he do just now?
Wasn't she reading books then?

1. He did nothing just now.
2. She wasn't reading books./ Was she reading books then?

He did nothing just now.

Wasn't she reading books then?

He didn't do anything just now.
Wasn't she reading books then?

What didn't he do just now?
Wasn't she reading books then?

否定句:what did not he do just now?(第一个did是助动词,第二个do是实义词)
疑问句:she was reading books then,wasn't she ?(be动词是助动词,不需要do来构成否定)

do/does/did,但注意后面的谓语动词必须恢复原形 动词或助动词提前。问题有点抽象,具体问题具体分析! 没有be动词的,加助动词do,does或did 有