1.前肯后否,前否后肯：He is a student,isn't he?He is not a student,is he?

2.时态,人称和数等等 要保持一致：He is a student,isn't he?He was a student,wasn't he?He likes playing football,does he?

4.在回答的时候,如果是前肯后否的句子,思维和中国人相同；如果是前否后肯的句子,思维正好同中国人相反：He is a student,isn't he?(他是个学生,不是吗?） Yes,he is.(是的,他是学生） No,he isn't.(不是,他不是学生） He doesn't like playing football,does he?(他不喜欢踢球,是吗?） Yes,he does.(不是,他喜欢踢球） No,he doesn't.(是的,他不喜欢踢球） I am not a teacher,am (我不是一名老师,是吗?Yes,I am.(不是,我是一名老师） No,I am not.(是的,我不是一名老师）.

5.最后就是,在回答的时候,不允许 Yes,.not.或者 No,+ 肯定的.