Halfofthework______bynow.A.hasfinishedB.hasbeenfinishedC.havebeenfinishe

发布时间:2020-08-13 17:39:59

Half of the work ______ by now.A.has finishedB.has been finishedC.have been finished

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B解析考查动词的被动语态。 句意:一半的工作已经被完成。可知要用被动语态结构,work是不可数名词,所以用单数has been finished,故选B。
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