问题标题:
Sir,Jennywantstoknowwhenshecanleavetheoffice.Onlywhenshe______copyingthisreport.()A.finishesB.finishC.finishedD.willfinish
问题描述:
Sir,Jenny wants to know when she can leave the office.Only when she ______ copying this report.()
A.finishes
B.finish
C.finished
D.will finish
陈尚林回答:
此题符合“主将从现”的原则,when引导的时间状语从句用一般现在时;又因为主语是she,所以谓语动词用单数第三人称形式,故选A.
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