have to和must怎么变成一般疑问句（是have to不是have）

来源：学生作业帮编辑：搜狗做题网作业帮分类：英语作业时间：2024/06/28 15:09:30

have to 变一般疑问句时在句首加DO
2 把must 提到句首.如
They have to clean the floor .-> Do they have to clean the floor
They must clean the floor .-> Must they clean the floor
加油!不明白再问!

have to和must怎么变成一般疑问句（是have to不是have）请问must的一般疑问句的否定回答可以是：No,I don't have to 关于must和have to must,have to,have got I have never been to Beijing.一般疑问句怎么变 must,have to must have to区别 must／have to造句 must 与have to l have to Study hard (一般疑问句) must、have to和have got to的联系用must,have to造句两个肯定句两个否定句一个一般疑问句并进行肯定和否定回答