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Youcan’tdoanythingsuccessfully

練習題1.72W

問題詳情:

Youcan’tdoanythingsuccessfully

You can’t do anything successfully ___ you put your heart into

        it.

        A:if    B: unless   C: when   D: since

【回答】

B

知識點:連詞

題型:選擇題

標籤:Youcan