—Jenny took the 8: 00 bus to Guangzhou this morning.—Really? She ________ the 9:

—Jenny took the 8: 00 bus to Guangzhou this morning.—Really? She ________ the 9:

题型:不详难度:来源:
—Jenny took the 8: 00 bus to Guangzhou this morning.
—Really? She ________ the 9:00 train. It"s much more comfortable and safer to travel by train.
A.could have takenB.should take
C.must have takenD.can take

答案
A
解析
A 考察情态动词。句义:Jenny今天早晨乘坐8点钟的汽车去了广州。真的吗?她本可以乘坐9点的火车的。那更舒服安全。根据语境和句中的时态,可知是对过去情况的说明。应该使用情态动词的完成式。Could have done本可以做某事。故A正确。
举一反三
You’d better put on a heavy coat.Sometimes it________be very cold here at night.
A.shouldB.can
C.willD.must

题型:不详难度:| 查看答案
— It’s no easy task to catch a ticket on a website that receives 1 billion clicks daily.
—I can’t agree with you more.There ________ be errors for every single step.
A.shouldB.must
C.willD.can

题型:不详难度:| 查看答案
Alex changed his mind at the last minute,otherwise we ________ an agreement.
A.should have reachedB.could have reached
C.can reachD.should reach

题型:不详难度:| 查看答案
—________ you leave your room in such a mess?
—Sorry,Mum.I forgot to tidy it up.
A.MustB.Can
C.ShouldD.Will

题型:不详难度:| 查看答案
It ________be the vocabulary that caused you the problem in the exercise because you know a lot of words.                                                  (2013·安徽,34)
A.mayB.couldn’t
C.shouldD.needn’t

题型:不详难度:| 查看答案
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