什么动词前要加助动词

问题描述

精选答案

1，实义动词的疑问句前要加助动词。

Do you have break fast？你吃早饭了吗？What will you do today 你今天要做些什么？2，实义动词的否定意义，要在之前加上助动词＋not：You can not climb because it israining.今天你们能去爬山了因为在下雨了。They don't go to school on Sunday.星期天他行不上学。I don't like him.我不喜欢他。

3，表示时态时，动词前应加助动词。He is singing now.他在唱歌。He has got married.他已结婚了。

4，表示被动语态时要在动词前用助动词。He was sent to England.他被派往英国。The work was built in1988.这工厂建成于1988年。

5，陈述句中表示强调时。Do come to the party tomorrow evening.明天晚上一定来参加晚会。He did kno wthat.他的确知道那件事。