--Myeyesaretiredout.--It'snothingstrange.You________forfivehoursand

发布时间:2020-08-04 17:32:07

--My eyes are tired out.--It's nothing strange. You ________ for five hours and you should stop to have a rest now.A.have workedB.are workingC.have been workedD.have been working

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D解析work这一动作是从过去某一时间点开始,一直持续到现在,并很可能继续持续的动作,因此用现在完成进行时。
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