—______ you please tell me something about the life in Canada? — Sorry, I______
题型:不详难度:来源:
—______ you please tell me something about the life in Canada? — Sorry, I______ . I don’t know either. I’m from Australia.A.Could, couldn’t | B.Can; couldn’t | C.Could, can’t | D.Can, mustn’t |
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答案
C |
解析
could是can的过去式,但有时它只表示委婉语气表示更加礼貌而不是表示时态。 |
举一反三
The boss has given everyone a special holiday, so they go to work tomorrow .A.can’t | B.needn’t | C.mustn’t | D.shouldn’t |
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— Must I finish the exercise at school? — No, you don’t have to. You do it at home. |
This book _____ Lucy’s. Look! Her name is on the book. A.must be | B.may be | C.can’t be | D.mustn’t be |
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It is usually warm in my hometown in March, but it ____be rather cold sometimes.A.must | B.can | C.should | D.would |
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— Could I borrow your dictionary? — Of course you ______. A.must | B.can | C.should | D.need |
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