28.一I’m sure Andrew will win the first prize in the final. 一I think so.He for it for months. A.is preparing B.was preparing C.has been preparing D.had been preparing 查看更多

 

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一I’m sure  Andrew will win the first prize in the final.

一I think so.He  for it for months.

A.is preparing

B.was preparing

C.has been preparing

D.had been preparing

 

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一I’m sure  Andrew  will win the first prize in the final.

一I think so.He    for it for months.

A.is preparing     B.was preparing     C.has been preparing    D.had been preparing

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一I’m sure  Andrew will win the first prize in the final.
一I think so.He  for it for months.

A.is preparingB.was preparing
C.has been preparingD.had been preparing

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