请教英语
3.Thepolicemusthaveknownallaboutthis,______?A.mustitB.musttheyC.havetheyD.hasitC8.“It...
3. The police must have known all about this, ______?
A. must it B. must they C. have they D. has it C
8. “I think the teacher is wrong, _____?” “No, I don’t think so.”
A. don’t you B. don’t I C. doesn’t he D. doesn’t she a帮我解释一下了 展开
A. must it B. must they C. have they D. has it C
8. “I think the teacher is wrong, _____?” “No, I don’t think so.”
A. don’t you B. don’t I C. doesn’t he D. doesn’t she a帮我解释一下了 展开
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第3题中，must have known是“一定知道了”，此处must表示判断，反义疑问句用have/has,因为police是个集体名词，只能作复数，所以选C，不过我觉得答案应该是haven't they。
第8题中，含有宾语从句中的主句是I think时，反义疑问句应该对从句反问，正确答案应该是"isn't he"
第8题中，含有宾语从句中的主句是I think时，反义疑问句应该对从句反问，正确答案应该是"isn't he"
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