单选题Passengersonboardaren’tallowed_____

单选题 Passengers on board aren’t allowed _____ calls during take-off. A.making or receivingB.having made or receivedC.to have made or receivedD.to make or receive

D解析试题分析：allow sb to do sth这里是短语的被动形式，动词不定式的完成时表示它的动作在谓语动词之前发生，不符合句意，故选D。考点：考查动词短语的用法。点评：本题难度适中。本题对已学知识点的回顾，考查最基本的常见的动词短语的意义。需要考生平时多记多练。即学即练：I appear _____ a small mistake.A. making B. having made C. to have made D. to make 解析：C。句意：我好象犯了个小小的错误。

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