Someone ______ at the door. Can you open it?A．knocksB．knockedC．is knockingD．was
题型：不详难度：来源：
Someone ______ at the door. Can you open it?| A．knocks | B．knocked | | C．is knocking | D．was knocking |
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答案
| C |
解析
试题分析：句意:有人在敲门，你可以去开一下吗？knock敲，knock at the door是一个固定的短语，意思是敲门。根据句意和这个情景可知，现在有人正在敲门，故应该用现在进行时，故选C。A是一般现在时第三人称单数形式；B是一般过去时；D是过去进行时。 |
举一反三
I’m busy now. I ______ to you after school this afternoon.| A．talk | B．talked | | C．will talk | D．have talked |
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The teacher is already standing here. Do you know when she ______?| A．comes | B．came | | C．is coming | D．was coming |
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Monica, you ______ the exam! Congratulation!| A．pass | B．have passed | | C．will pass | D．are passing |
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The pet dog is warm and loving, It ______ as a daughter of my family.| A．treats | B．treated | | C．is treated | D．was treated |
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I saw Ken in the meeting room, he ______ Joe for the school magazine.| A．interviews | B．interviewed | | C．has interviewed | D．was interviewing |
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