The teacher told the students to stop ________ to him.

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--The telephone is ringing.

--I ________ answer it.

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When asked by the police, he said that he remembered________ at the party, but not________.

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I don't think this film is so interesting, ________?

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I don't suppose anyone is willing to go there alone, ________?

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I don't think Tom and Bill ________ before, ________?

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A．have met; haven't they

B．have seen; don't they

C．have seen; do I

D．have met; have they

________ everybody knows about it, I don't want to talk any more.

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I'll never forget the three days ________ I spent on the seaside with my friends.

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I can think of many cases ________ students obviously knew a lot of English words and expressions but couldn't write a good essay（论文）.

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It has been raining for three days. I hope ________.

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