They work in Tianjin(改否定句)
3个回答

They don't work in Tianjin.

其实改否定句,就是在动词后面加not

有情态动词的 如is、am、are 在这些词后面加not

如 I am not a teacher.

没有情态动词的 会在动词前加don't或者 does not

如 He doesn‘t like football.

如果有must、may、can这类的词,在这类词后面加not

如 You can not read that book.