---Where is my pen?--- I _____it.A.might loseB.wouldn’t have lostC.should have l

---Where is my pen?--- I _____it.A.might loseB.wouldn’t have lostC.should have l

题型:不详难度:来源:
---Where is my pen?
--- I _____it.
A.might loseB.wouldn’t have lostC.should have lostD.must have lost

答案
D
解析
本题考查情态动词。从原题中Where is my pen?这一信息句可告诉考生,“笔丢了”,丢的动作是过去发生的。因此用must + have done表示对过去事实的肯定猜测。
举一反三
Tom, you ________ leave all your clothes on the floor like this next time. 
A.mustn’tB. wouldn’tC.needn’tD.may not

题型:不详难度:| 查看答案
The school rules state that no child _____ out of the school, unless accompanied by an adult.
A.shall allowB.shall be allowedC.will allow D.will be allowed

题型:不详难度:| 查看答案
I ______ the poor rabbit, but I didn’t have the right drugs with me at that moment.
A.savedB.had savedC.could saveD.could have saved

题型:不详难度:| 查看答案
I ________worry about my weekend—I always have my plans ready before it comes.
A.can’tB.mustn’tC.daren’tD.needn’t

题型:不详难度:| 查看答案
---Will you read me a story, Mummy?
--- OK. You_______have one if you go to bed as soon as possible.
A.mightB.mustC.couldD.shall

题型:不详难度:| 查看答案
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