—Yousee，I’mpoorinmaths，youaren

—You see，I’m poor in maths，you are not good at English，and...
—That’s________we should help each other.

A．when

B．where

C．how

D．what

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相关试题

“I suppose you _____ that report yet?” “I finished it yesterday, as a matter of fact.”

A．didn’t finish	B．haven’t finished
C．hadn’t finished	D．wasn’t finishing

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I tried to phone her, but even as I _____ she was leaving the building.

A．phoned	B．would phone
C．had phoned	D．was phoning

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The students _______ busily when Miss Brown went to get a book she _______ in the office.　

A．had written, left	B．were writing, has left
C．had written, had left	D．were writing, had left

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I think you must be mistaken about seeing him at the theatre; I’m sure he _____ abroad all week.

A．is	B．was
C．has been	D．had been

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They haven’t arrived yet but we _____ them at any moment.

A．are expected	B．have expected
C．are expecting	D．will expect

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