反义疑问句（前肯后否、前否后肯）
核心口诀：前肯后否，前否后肯；主语一致，时态一致。
一、基本结构
- 肯定陈述句 + 否定简短问句
- You like English, don’t you?
- He can swim, can’t he?
- 否定陈述句 + 肯定简短问句
- She isn’t here, is she?
- They have never been there, have they?
二、关键规则（必考）
1）be 动词
- You are late, aren’t you?
- She was ill, wasn’t she?
2）情态动词（can/must/will 等）
- He can drive, can’t he?
- They will come, won’t they?
3）实义动词（do/does/did）
- He likes coffee, doesn’t he?
- She went home, didn’t she?
4）否定词（前句含否定→后句用肯定）
否定词：never, hardly, few, little, no, nobody, nothing
- He never lies, does he?
- There is little water, is there?
5）特殊主语
- I am → aren’t I
- I’m right, aren’t I?
- Let’s → shall we
- Let’s go, shall we?
- Let us → will you
- Let us go, will you?
- 不定代词（something/everyone）→ 用 it/they
- Everyone is here, aren’t they?
6）there be 句型
- There is a park, isn’t there?