---_____you _____ out the problem, Sam?--- Not yet, but I’m going to.A．Did, work
题型：不详难度：来源：
---_____you _____ out the problem, Sam?
--- Not yet, but I’m going to.| A．Did, work | B．Are, working | C．Have, worked | D．Will , work |
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答案
| C |
解析
试题分析：句意：萨姆，你计算出这道数学题了吗？——还没有，但是快了。结合语境可知上文描述的是现在已经完成的动作，故用现在完成时态。选C。
点评：英语中的时态主要是借助于时间状语与上下文语境来进行判断。解答此类题型，首先要注意句子中的时间状语，如果没有则要通过分析上下文，结合语境来判断句子的时态。英语疑问句中一般具有时态上的对应关系，注意结合这一特点进行区分。 |
举一反三
--- Could you tell me _____ ?
--- Because she likes her students very much.| A．why so many students like the teacher | B．why do so many students like the teacher | | C．why did so many students like the teacher | D．why so many students liked the teacher |
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--- _____ did you tell him about the news? ---By ____ an e-mail.| A．How; sending | B．How; send | C．How; sent | D．What; sending |
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---______ do you go hiking?
--- Once a week.| A．How many times | B．How often | C．How long | D．How soon |
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---What are the people in Korea supposed to do when they meet for the first time?
--- They are supposed to _______.| A．kiss | B．bow | C．say hello | D．shake hands |
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--- The sports shoes must be Linda’s.
--- No, they _____ be. They’re too small for her.| A．mustn’t | B．can’t | C．may not | D．might not |
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