题目内容

【题目】—When will Wuxi Metro Line 3 open?

_______ next year. Only 10% ______ been built.

A. Until has B. Until have

C. Not until has D. Not until have

【答案】C

【解析】

试题分析:句意:—无锡地铁3号线何时开放?-明年才开放。只有10%已经建成。Not …until直到……才。Only 10%作主语,谓语动词该用第三人称单数形式。所以选C。

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