1、Unit 2Period 2.选词填空1.（2017天津高考改编）My room is a mess,but I clean it before I go out tonight.I can do it in the morning.(mustnt;neednt)2.Its so near；we _ have taken a taxi.(shouldnt/cant)3.You _ have spent so much time playing computer games.(mustnt/oughtnt to)4.He looks sleepy.He must _ to bed very la
2、te last night.(go/have gone)5.I ought _ those books to the library last week.(to have taken/to take) 6.The mother told her son，“You _ eat with your fingers！”(wouldn t/mustnt)7.(2016浙江卷)George _ too far. His coffee is still warm.(cant have gone/neednt have gone)8.Did Ken take the job in the bookstore
3、？No，but I think he _(must have/should have).9.As there was no bus，we _ walk home.(had to/should)10.They _ stay in the office last night because of the snowstorm.(had to/must)答案：1.neednt2.shouldnt3.oughtnt to4.have gone5.to have taken6.mustnt7.cant have gone8.should have9.had to10.had to.用适当的情态动词填空1.
4、(2016北京卷)I love the weekend， because I _ get up early on Saturdays and Sundays.2._ the traffic accident have happened last evening？Yes.The man was badly injured in the accident.3.Ive told him many times about the meeting， but he still forgot it！Actually，anyone _ be very forgetful at times.4.The sign
5、 over there says， “No person _ bring drinks into the chemistry lab.”5.You _ park here！Its an emergency exit.答案：1.neednt 2.Could3.can4.shall5.mustnt.完成句子1.那个小男孩敢独自去那里，因为他很勇敢。The little boy _ there alone because he is very brave.(go)2.那位老人过去总是坐在那里好几个小时，什么也不说。The old man _ there for hours，saying nothin
6、g.(sit)3.你是他的父亲，你应该帮助他获得好的教育。You are his father.You _ him to get a good education.(help)4.孩子们在周日不得不去学校，是吗？The children _ school on Sundays，dont they？(go)5.没有人接电话，他们一定是出去了。No one answers the phone.They _.(go out)答案：1.dare go2.would/used to sit3.should/ought to help4.have to go to 5.must have gone out