I was out town at the time, so I don’t know exactly how it ____________________
题型：不详难度：来源：
I was out town at the time, so I don’t know exactly how it ____________________.| A．has happened | B．happened | C．happens | D．was happening |
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答案
| B |
解析
| 考查时态。句意：那时候我出城了，因此我确实不知道它是怎么发生的。可以从句描述的是我出城使发生的动作，故用过去时态。选B。 |
举一反三
His invention ______ of no use by the scientists of that time．| A．considered being | B．considered to be | | C．was considered to be | D．was considered being |
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—Have you got your exam papers?
—Not yet. I guess they _____ at this moment. | A．are being graded | B．are grading | C．have graded | D．have been graded |
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The first time I ________ here, it was the year of 1980; this is the third time that I _________ to Chongqing.| A．came; had visited | B．had come; visited | | C．came; have visited | D．had come; have visited |
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The police recommended that the ________ in the accident ____________ to the hospital nearby at once.| A．injure; should be sent | B．injuring; send | | C．injured; be sent | D．injured; should send |
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There standing _______ the hawthorn tree that stands for their love while _______ are the lovers.| A．is; going | B．is; gone | | C．are; going | D．are; gone |
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