问题 单项选择题

It is said that a new policy is being put ( ) practice in your foreign trade.

A.on

B.into

C.under

D.with

答案

参考答案:B

解析:[精解] 句意为:据说你们正在实施一种新的对外贸易政策。Put in (into) practice是固定短语。

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