The students _____ busily when Miss Brown went to get a book ____ in the office.

  A. had written; left   B. were writing; has left

  C. had written; had left   D. were writing; had left

 

D

 

第一個(gè)空表示動(dòng)作正在進(jìn)行;第二個(gè)空表示的動(dòng)作發(fā)生在第一個(gè)動(dòng)作之前。

 

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科目:高中英語(yǔ) 來(lái)源: 題型:

On the street I saw a studen _____ I thought was English.

  A. whom   B. who

  C. the one   D. he

 

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