Unit2 Ⅰ.单项选择。（10 分）( )1.—How long _____ you _____ here?—Since I came here five years ago.A.have, studiedB.did, liveC.do, stayD.were, swimming( )2. —Don’t eat too much candy, for it’s_____ your teeth.—Oh, I get it. Thank you.A.harm toB.good for C.badly toD.harmful to( )3.There is _____ pollution in the world. We must stop it.A.much tooB.too muchC.many tooD.too many( )4.—Is the flower beautiful?—Yes, at _____ it’s _____ the one you bought for me.A.last, as bad asB.least, no better thanC.last, not betterD.least, no worse than( )5. Pollution does harm to our health and it makes people_____.A.to feel terribleB. feel terribleC. to feel terriblyD. feel terribly( )6. _____ Tom_____Maria loves this sport.A.Both, andB.Not only, but alsoC.I, andD.Both, or( )7._____ the environment is important for human beings.A.Take care ofB.Taking care ofC.Took care ofD.Take the care of( )8.—Have you finished your homework?—Not _____. I_____TV last night.A.already, have watchedB.yet, watchedC.just, watchD.ever, watches( )9.—It smells terrible. What has happened here?—Look, there is much waste gas _____ from the chemical factory.A.pourB.pouringC.pouredD.pours( )10.When I was walking in the street yesterday, I saw a UFO _____ over my head.A.flyingB.fliesC.flewD.to flyⅡ.情景交际。（5 分）用下面方框中正确的选项补全对话，其中有两项是多余的。Li Yang: Good morning, Mathew.Mathew: Good morning, Li Yang. 11 Li Yang: There's still smog (雾霾) today. We'll have to go to school with face masks(口罩).Mathew: 12 According to the news, PM2.5 pollution is the main problem with air pollution.Li Yang: Yes, and air pollution has done harm to people's health.Mathew: So the Chinese government and Chinese people must take action to fight against it.Li...
