题目内容

The students were told to _____ their English before going abroad.
A.give upB.polish upC.use upD.end up
B
短语辨析。   A. 放弃  B. 润色 提高    C. 用完;耗尽 D. 结束;死亡。句意:这些学生被告知在出国之前先提高英语水平。故选B。
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