He wants to be a policeman ______ it"s exciting.[ ]A. when B. because C.

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He wants to be a policeman ______ it"s exciting.[     ]
A. when
B. because
C. where

答案

举一反三

Peter: Hi, Sally. Come and have a look at my photos.
Sally: Are these the photos you took in Africa, Peter?
Peter:   小题1:   Look, this is a wildebeest. It’s an animal in Africa.
Sally:   小题2:
Peter: No, it doesn’t. It only eats grass.
Sally: Are there a lot of animals in Africa?
Peter:   小题3:
Sally: Oh, this photo looks interesting. What are you doing there?
Peter:   小题4:
Sally: Did you have a good time there?
Peter: Of course.   小题5:

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Several days has passed_______the air crash（空难） happened.
A.since B.after C.as

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— ____can we board our plane? — In twenty minutes.
A.How soon B.How long C.How often

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— Would you mind my taking this seat? — ______.
A.Sorry, I can’t B.No,not at all C.It’s a pleasure

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-When shall we go to the museum, this afternoon or tomorrow morning?
-_____ is OK. I’m free these days.

A．Both

B．All

C．Either

D．Neither

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