I think Peter is a liar, isn't he ？（)
举一反三
- I don't think he is a good boy,isn't he?
- I don't think he is serious,________ A: do I B: is he C: don't I D: isn't he
- I don’t think he is honest, _________? A: don’t I B: isn’t he C: do I D: is he
- I don’t think he is to blame, _________? A: do I B: is he C: isn’t he D: does he
- I don't think he<br/>is to blame, ________________？ A: do I B: is he C: isn't he D: does he