【课本习题】人教版 必修二 Unit 4.doc

【课本习题】人教版 必修二 Unit 4作者：儒风无棣时间：2012年12月27日 23:55 Unit4课内练习答案（P27Ex.1）1. Its fur is being used to make sweaters. As the sweaters become popular, more and more animals are killed. So very few antelopes are left.2. The farmers stopped killing the elephants, so the numbers are increasing.3. The government helps the farmers. It makes sure that the tour companies pay the farmers when tourists come to visit and hunt a few animals.4. Looking after the rainforest helps protect plants and animals we know nothing about. They may make it possible for us to produce medicines and drugs that we dont yet know about.5. (略)P27Ex.2P28Ex.11distant2decrease3powerful4affect5appreciate6hunt7protectfrom8respond9reliefP28Ex.2wild reserve hunt species powerful appreciated relief protectingfrom.P28Ex.31: protection zone reserve animal park nature park safari park2: panda tropical rainforest wildlife Milu deer Tibetan antelope African elephants3: extinct extinction appreciate the importance pay attention to wildlife protection punish the hunters in relief in peace decrease decline threaten protectfrom protection increase loss endanger hunted killed threatened do harm to affect P29Ex.21. Peking University students2. being protected by the WWF3. being hunted by people who wish to take the fur from under their stomachs4. being photographed by Daisy5. are being killed by the Japanese fishermen6. are being attacked by the cat7. a reserve near Beijing8. protected by the government of the countries where it lives9. It is being destroyed by the poor farmers who want land to grow crops10. They are being used to protect from mosquitoes.P29Ex31. If my friend is being attacked, I should shout for help.2. If my friend is being followed by a stranger, I should go into a busy, lighted street.3. If I am being kept waiting, I should be patient and read a book.4. If I am being asked difficult questions, I should give myself time to think of a satisfactory answer.5. If I am being bitten by mosquitoes, I should put on some insect spray which will drive the mosquitoes away.6. If I am being bitten run after by a dog, I should stop and pretend not to see it.7. If I am being punished by my parent for something I did wrong, I should say that I am sorry and not do it again.8. If I am being praised, I should thank the person politely and feel happy.P30Ex.3No.2 is correct.P30Ex.41C2B3CWorkbook练习答案（P62Ex.2）P63Ex.11、2、1、2、1、2P63Ex.2fur endangered die out mosquitoes secure in peace .P63Ex.31. Susan burst into laughter when she saw the monkeys running after each other in the dust of the game reserve. They looked so funny.2. My grandpa longed for the return of the Milu deer to China so much that he could hardly contain his excitement and burst into tears when he saw them in the Nanhaizi Milu Park.3. The WWF inspects the panda reserves regularly so that the pandas there are well protected. They make sure that anyone who hunts a panda will be punished with no mercy.4. After the loss of so many antelopes, the game keepers began to employ new methods for catching the hunters.5. The scientists knew that their experiment would succeed when the panda babies began to bite and eat bamboo all by themselves.6. Incidents with oil spills harm many sea birds, this has encouraged societies to come into being, whose aim is to save the birds.7. Many people go to a new economic zone like Shenzhen to look for a new job, hoping to increase their income there.P64Ex.11. Im afraid that the road to Wolong Nature Reserve is being repaired.2. How much money we should spend on endangered tigers is being discussed.3. The side effects of the new drug are being researched.4. The request to buy a video for each classroom is being considered.5. The project to make a new home for pandas is being developed.P64Ex.2are being protected, are being discovered, are now being studied, are being encouraged.P64Ex.3EAB