He appears ______ a long time. He is impatient for my arrival.A.to waitB.to be waitingC.to have wait

题目简介

He appears ______ a long time. He is impatient for my arrival.A.to waitB.to be waitingC.to have wait

题目详情

He appears ______ a long time. He is impatient for my arrival.
A.to waitB.to be waitingC.to have waitedD.to have been waiting
题型:单选题难度:偏易来源:不详

答案

D
此题考查非谓语动词的时态。该句中wait动作从过去到现在一直都在延续,并没有停止,故选D。

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