24.The students were ____ over the ____ problem, listening to the teacher with a ____ expression on their faces.

A.puzzled; puzzling; puzzlingB.puzzled; puzzling; puzzled
C.puzzling; puzzling; puzzledD.puzzling; puzzled; puzzling

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科目:高中英語 來源: 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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