have to的否定式是不是don't.have.to

have to的否定式是不是don't.have.to a祈使句的否定式可说成Don't be . I like to play football的否定式是I don’t like to play football还还是I like to not play football should have done 它的否定式是 shouldn't have done 否定式中没有动词用not还是don't used to do sth 的否定式 used to do 的否定式didn't use to do 中的use怎么读? will的否定式`` will的否定式 must的否定式是musn't还是mustn't some little kids think they don't get enough gifts这个句子的否定式是正确的吗 Have you got a book?否定式是?Have you got a book?否定式 把简略形式.和完整形式都写出来.2.Do you have a book肯定回答是 Yes,I do/I have a book可以直接用NO,I don't /I don't have a book.来回答吧.错了。.把have you got used to的否定式是什么样的啊? be going to do的否定式是什么? like的否定式like(否定式）____ 英语各种时态的否定式只要否定式 祈使句的否定式是什么 must的否定式是什么?