-- I have got a headache. -- No wonder. You_________ on the math exercises too l
题型：不详难度：来源：
-- I have got a headache.
-- No wonder. You_________ on the math exercises too long. | A．work | B．are working | C．have been working | D．worked |
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答案
| C |
解析
试题分析:句意：-我有点头疼。-难怪呢。你这么长时间一直在做数学练习。根据语境可知说话人强调动作的持续性和影响性，应该用现在完成进行时，故答案选C。 |
举一反三
Tom ________ in the library every night over the last three months.(2011·北京)| A．works | B．worked | | C．has been working | D．had been working |
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—Why，Jack，you look so tired!
—Well，I ________ the house and I must finish the work tomorrow.| A．was painting | B．will be painting | | C．have painted | D．have been painting |
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I have to see the doctor because I ________ a lot lately.| A．have been coughing | B．had coughed | | C．coughed | D．cough |
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—Look！Somebody ________ the sofa.
—Well，it wasn"t me.I didn"t do it.(2012·江西)| A．is cleaning | B．was cleaning | | C．has cleaned | D．had cleaned |
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—I remember you were a talented pianist at college.Can you play the piano for me?
—Sorry，I ________ the piano for years.(2012·湖南)| A．don"t play | B．wasn"t playing | | C．haven"t played | D．hadn"t played |
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