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.―I have got a headache.

 ―No wonder. You    in front of that computer too long.

  A. work       B. are working    C. have been working   D. worked

 

 

 

解析:本題考查動(dòng)詞時(shí)態(tài)。從句意“你在電腦前工作的時(shí)間太長(zhǎng)”可知,動(dòng)作從過(guò)去開(kāi)始。一直延續(xù)到現(xiàn)在,可能還會(huì)繼續(xù)延續(xù)下去,所以應(yīng)用現(xiàn)在完成進(jìn)行時(shí)。

 

 

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