have to后面反意疑问句什么时态?

来源：学生作业帮编辑：搜搜做题作业网作业帮分类：英语作业时间：2024/06/22 13:00:30

have to后面反意疑问句什么时态?

一般现在时.have to 后的反意疑问句有几类.1.如果是完成时,则是haven't ...?
2.如果是表示吃拥有 ,改为don't
3,如果是过去时,则改成 didn't
再问：在they have to take the early bus这个句子里呢？。。
再答：如果陈述句的谓语动词含有have to, had to时,反意疑问句通常用其适当形式。例如: We have to get there tomorrow, don't we? They had to take the early bus, didn't they?

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