It is known to everyone that no smoking(permit)______in the library.

admin2016-05-18  35

问题 It is known to everyone that no smoking(permit)______in the library.

选项

答案is permitted

解析 本题考查的是被动语态。被动语态的基本结构是“be+过去分词”。又根据主谓一致原则,当动名词短语作主语时,谓语动词应用单数形式,所以用is而非are;由it is known that...判断出应用一般现在时,因此正确答案应是is permitted。
转载请注明原文地址:https://jikaoti.com/ti/qVjMFFFM
0

最新回复(0)