Three weeks (allow) ______ for making the necessary preparations for the coming show.

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问题 Three weeks (allow) ______ for making the necessary preparations for the coming show.

选项

答案are allowed

解析 本题考查的是被动语态。句中three weeks和allow之间是被动关系,所以须使用被动语态。本题中的three weeks强调的是数量,即准备演出所需时间,故谓语动词需用复数,正确答案是are allowed。
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