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 Snowdenstoppedandlookedaroundasif

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問題詳情:

 Snowdenstoppedandlookedaroundasif

 Snowden stopped and looked around as if ________ whether he was going in the right direction.

   A. seeing             B. to see            C. to have seen      D. having seen

【回答】

B

知識點:非謂語動詞

題型:選擇題

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