—I think trees ____________ twice a week in such hot weather.—Yes, I agree. Or t
题型：不详难度：来源：
—I think trees ____________ twice a week in such hot weather.
—Yes, I agree. Or they may die without water.| A．must water. | B．are watered. | | C．must be planted. | D．must be watered. |
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答案
| D |
解析
试题分析：句意：--我认为，在如此热的天气中，树应该一个星期浇两次水。--是的，我同意。否则他们可能会因为缺水而死去。分析：考查被动语态的用法，构成：be +done（动词的过去分词）；本句考查情态动词的被动语态。构成must be +done（动词的过去分词）。故选 D |
举一反三
—Everyone except the twins ____________ Beijing.
—Oh, their mother is ill, so they have to look after her.| A．have been to. | B．have gone to. | | C．has been to. | D．has gone to. |
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—Why are you in such a hurry, Ted?
—Don’t you know? There__________ a football match soon.| A．will be. | B．will have. | | C．is going to have. | D．are going to be. |
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—Is there a sports meeting in your school?
—Yes. It ______ in November every year.| A．holds | B．held | | C．will be held | D．is held |
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-------I called you at half past nine this morning, but there was no answer.
------Oh, sorry. I _____ with my cousin in the supermarket.| A．shopping | B．was shopping | | C．shopped | D．will shop |
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—I called you but you didn’t reply to me yesterday.
—Oh, sorry, I ________ Dad, where are we going?（《爸爸去哪儿》）at the cinema.| A．was watching | B．have watched | | C．was watched | D．had watched |
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