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Sam,youhavestudiedfortwohours.Whydon’tyoustop    arest....

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問題詳情:

Sam,youhavestudiedfortwohours.Whydon’tyoustop    arest....

Sam, you have studied for two hours. Why don’t you stop     a rest.

             A. have         B. has          C. having    D. to have


【回答】

D

知識點:動詞和動詞短語

題型:選擇題

標籤:tyoustop arest