______hisreturnfromEurope,hesettoworkontheproject..  A....

來源:國語幫 1.11W

問題詳情:

______hisreturnfromEurope,hesettoworkontheproject..  A....

______ his return from Europe , he set to work on the project..

   A. As           B. At              C. Upon            D. For

【回答】

C

知識點:介詞

題型:選擇題

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