Unit 1 Past and present（第5课时） 1. 干净新鲜的空气 2. 新火车站 3. 生活环境 4. 另一个大的变化 5. 过去住在旧房子里 6. 搬进新套房里 7. 在小学 8. 互相保持联系 9. 主要靠电子邮件交流 10. 使得交流变得更容易 11. 快速适应生活中的变化 12. 花更多的时间在作业上 课后练习一、根据句意或汉语提示完成所缺的单词。1.We must do something to protect the (环境)。2. His father took him to school every day when he was in (小学教育的) school.3. My car is still in good (状况).4. My son is still living (在国外).5. The air is (新鲜的) in the morning.二、根据句子意思，用括号中所给的适当形式填空。1.Another big change is the many tall (build) around the town.2. Most of (they) have moved into new flats.3. The noise (pollute) was a real problem.4. I enjoy (chat) with you and my other friends after class.5. (communicate) between old and young people is not so difficult as you think.6. It is fast _(get) there by coach.7. Some animals and plants have lost their _(live) areas.8. It used _(be) very quiet.9. There _(be) fresh air and green hills on the island in the past.10. They got _(marry) after a years work.11. We _(go) to the cinema twice already.12. The area _(change) over the years.三、单项选择（ ）1. Many people live in old houses, but now they have moved into new flats.A. used to B. use to C .are used to D. used( ) 2. Great changes in my hometown during the past few years.A. took place B .has taken place C. take place D. have taken place ( ) 3. You can this book for two weeks, but dont it to others.A. borrow ;keep B. keep; lend C. borrow; lend D. lend; borrow ( ) 4. He hasnt to New York , but hell go.A. gone; still B. been; yet C .gone ; already D .been ; already ( ) 5. DO you know the movie Lost in Thailand? Yes, I it twice. Its funny.A. saw B. see C .have seen D. will see( ) 6. Peter goes to school _ every day. Its 5 minutes walk from his home to school.A. in a bus B. by taxi C. by train D. on foot四、完型填空Life today is 1 than it was hundreds of years ago, but it has 2 some new problems. One of the biggest problems is pollution. We can see it, smell it, drink it, and 3 hear it. 4 has polluted Earth. The more people, the more because there were not 5 people. Now man is slowly polluting 6 world.Air pollution is still the most serious among (在之中) all kinds of pollution. It is bad for all 7 animals. It is caused by heavy traffic. It is said that the situations will be much better if people ride bikes 8 driving cars. When you are riding , there is no pollution. But even in developing countries, most people dont go to work by bike. It is not because bikes are expensive or people are tired if they ride to work, but because the roads for the cars become 9 , more people put away their bikes and go to work by car or by bus, then things are getting 10 .( ) 1. A. happy B. harder C. easier D. more hardly( ) 2. A. take B. taken C. bring D. brought( ) 3. A. but B. even C. however D. if( ) 4. A. Man B. A man C. Persons D. A person( ) 5. A. too much B. much too C. so many D. so much( ) 6. A. the whole B. whole the C. the all D. all the( ) 7. A. live B. alive C. lively D. living( ) 8. A. and B. because of C. but D. instead of( ) 9. A. better B. harder C. well D. worse( ) 10. A. better and better B. worse and worse C. the better; the better D. the worse; the worse五、阅读理解Hong Kong Harbor Cruise By NightEnjoy your wonderful dinner on the ferry(渡船)andsee the fantastic city lightsTime: 7:00 p.m.10: 00 p.m. dailyPrice: with dinner without dinner Adult: HK$300 HK$120 Child under 12: HK $210 HK$84Start/Stop: Kowloon Public Pier (Near Star Ferry Pier)Ticket Office: Star Company(123 Canton Road)( )1. The cruise(海上航游) will begin_.A. at seven in the morning B. at seven in he evening C. at ten in the morning D. at ten at night( )2. The cruise will take_.A. 30 minutes B. 3 minutes C. 3 hours D. 3 oclock( )3. Mr. King will see_ during the cruise.A. trees B. buildings