Unit 6　Section A　Starting out & Understanding ideas （2020新外研版）英语必修第二册课后练习.docx

1、Unit 6Earth first (主题语境人与自然 环境保护) Section A Starting out as 5.Two fifths of the land in that district trees and grass. 答案 is covered with .翻译句子 1.不仅玛丽和珍妮,而且汤姆也喜欢弹钢琴。(not only.but also.) 答案 Not only Mary and Jenny but also Tom likes playing the piano. 2.他正在吃午饭,突然有人敲门。(was doing.when.) 答案 He was havin

2、g lunch when someone knocked at the door. 3.他获得一等奖的消息使我们很兴奋。(make sb+adj.) 答案 The news that he had got the first prize made us very excited. 4.面对问题而不是逃避问题是解决事情的最好的方法。(rather than) 答案 Facing up to problems rather than running away from them is the best approach to working things out. 5.我弟弟想尽可能多地学习一些英

3、语单词。(as.as he can) 答案 My brother wants to learn as many English words as he can. 素养提升 .阅读理解 A Unbelievable Stories of Animals Acting Just Like Humans Horses are picky eaters Horses have an even better sense of smell than humans do.When horses raise their noses and open their nostrils (鼻孔),their nerv

4、ous system allows them to sense smells we cant sense.This might explain why they refuse dirty water and carefully move around meadows,eating only the tastiest grass,experts say. Whales say thanks In 2011,a whale expert spotted a humpback whale trapped in a fishing net and spent an hour freeing it.Af

5、terward,in an hour-long display of thanks,the whale swam near their boat and leaped into the air about 40 times. Pandas like to be naughty Is there anything more lovely than a baby panda,except maybe a human baby? In fact,baby pandas sometimes behave like human babies.They sleep in the same position

6、s and value their thumbs.Pandas are shy by nature for its shy behaviours such as covering its face with a paw or ducking its head when confronted by a stranger. A cat honors its owner Paper towels,and a plastic cup are just a few of the gifts that Toldo,a devoted three-year-old gray-and- white cat,h

7、as placed on his former owner Iozzelli Renzos grave every day since the man died in September 2011.Renzo adopted Toldo from a shelter when the cat was three months old,and the two formed an inseparable bond.After Renzo passed away,Toldo followed the coffin to the cemetery,and now “stands guard” at t

8、he grave for hours at a time. 【语篇导读】本文是一篇说明文。本文介绍了四种习性与人类相似的动物。 1.What can horses do to pick delicious grasses? A.Feel them. B.Taste them. C.Smell them. D.Observe them. 答案 C 解析细节理解题。根据“When horses raise their noses and open their nostrils,their nervous system allows them to sense smells we cant sens

9、e.”可知,马是通过嗅觉来挑选草的。 2.What do the whale and the cat have in common according to the passage? A.They are clever. B.They have a grateful heart. C.They are active and lovely. D.They have a good sense of smell. 答案 B 解析推理判断题。根据第二部分的“in an hour-long display of thanks,the whale swam near their boat and leap

10、ed into the air about 40 times.”和文章的最后一句“After Renzo passed away,Toldo followed the coffin to the cemetery,and now stands guard at the grave for hours at a time.”可知,它们都有感恩的 心。 3.Which of the following acts like a human baby according to the passage? A.The whale. B.The cat. C.The horse. D.The panda.

11、答案 D 解析细节理解题。根据第三部分的“In fact,baby pandas sometimes behave like human babies.”可知,D 项正确。 B The gentle giants of our oceans are whale sharks.Its the biggest whale shark and can reach as long as 41.5 feet,and these amazing creatures are not only the biggest sharks,but they are also the biggest fish of a

12、ny kind. Whale sharks have a lifespan of 70 years on average,and they spend their days gently swimming in the warm and tropical oceans. Their teeth are the size of match heads,and while their jaws could be powerful,they have never tended to attack humans.Their teeth play no role in eating,as plankto

13、n (浮游生物) does not need to be chewed.They are to be found in numbers in the warmer oceans and they prefer the deep waters of open oceans.They tend to travel alone. Several times a year they gather together in certain spots where plankton is plentiful.Those areas are all within a 30north or south lati

14、tude from the equator.Sadly whale sharks are targeted by commercial fisheries at those spots. How easy it must be for the fishermen to catch those beautiful creatures who can only swim at 3.5 miles per hour!So great a loss in numbers have they suffered that whale sharks are now listed as one of the

15、endangered species.Some countries have started to take measures to protect the whale sharks from extinction. The Philippines and India have banned the fishing,selling,importing and exporting of whale sharks for commercial purposes.However,the law doesnt seem to be effective because the hunting and k

16、illing still goes on today.Each whale shark can fetch around $21,000.In parts of Asia they are known as the “money shark”. The mighty dollar wins again at great cost to our habitat,and we will not know what we have lost until we have lost it forever.Therefore,it is high time for us to do something f

17、or the whale sharks. 【语篇导读】本文是一篇说明文。鲸鲨是世界上最大的鱼类,它们虽然体形硕大,却从不主动攻 击人类,但这些温顺的鲸鲨却难逃悲惨的命运!保护动物,刻不容缓! 4.We can learn from the passage that whale sharks . A.usually live a life of more than 70 years B.always travel in the ocean in groups C.depend on their teeth to harvest their food D.live in the deep wate

18、rs of warmer oceans 答案 D 解析细节理解题。根据第二、三段可知鲸鲨生活在热带海洋水域,故选 D项。 5.Why can the whale sharks be caught easily? A.Because they swim in the oceans at a slow speed. B.Because they are surrounded by so many fishermen. C.Because they often gather together. D.Because they never tend to attack humans in the wat

19、er. 答案 A 解析推理判断题。根据第五段第一句可以推测出,鲸鲨很容易被抓住是因为它们游得很慢,故选 A 项。 6.It is implied in the passage that . A.whale sharks will be extinct even if they are protected B.whale sharks are the most dangerous marine animals C.there is no law about banning the fishing of whale sharks D.the huge profit is to blame for

20、the decreasing numbers of whale sharks 答案 D 解析推理判断题。根据倒数第二段最后两句可知,渔民捕杀鲸鲨是因为它们能卖出很高的价钱,渔民 可以从中获得巨大利润,故选 D 项。 7.What is the main purpose of this passage? A.To appeal to people to protect whale sharks. B.To advise the government to make related laws. C.To guide people how to fish and kill whale sharks.

21、 D.To analyze the value of whale sharks. 答案 A 解析主旨大意题。通读全文可知,作者写这篇文章的目的是为了呼吁人们保护鲸鲨,故选 A项。 .七选五 根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。 Should We Create More National Parks to Save Endangered Animals? Dont you find it worrying that more and more species of animals are in real danger of becoming ext

22、inct? 1 And I think the best way to do this is for governments to create more national parks. 2 If this environment is destroyed for example,when farmers clear a forest for new fields,or trees are cut down for making money many animals are unable to survive,and more species are likely to become exti

23、nct. In addition,national parks protect animals from the danger of being hunted.A major reason why many species are endangered is that the animals are killed by hunters.They hunt animals to make money. 3 On the other hand,some people fight against the creation of national parks because they consider

24、 it wrong to interfere (干涉) with nature.They believe that wild animals are happier living in their natural environment. 4 They also point out that a few species are more likely to produce young animals in the wild than in national parks. All in all,though,these disadvantages are far less important t

25、han the benefits of national parks. 5 As a matter of fact,they protect animals from their greatest enemies,that is,human beings. A.To begin with,animals are important to humans. B.Some hunters even hunt animals simply for sport. C.I personally believe that we must save these animals. D.These parks a

26、llow animals to live in a safe environment. E.Firstly,national parks protect the animals natural environment. F.They say though the animals may face danger,they enjoy a free life. G.There is a heated discussion about whether to create more national parks. 【语篇导读】本文是一篇议论文。作者就是否应该创建更多的国家公园来保护濒危动物的问 题进行

27、了论述。 1.C 根据上下文可知,越来越多的动物濒临灭绝,作者认为最好的办法是政府建更多的国家公园。C 项承上启下,符合语境。 2.E 根据该段内容可知,要保护动物首先要保护动物生活的自然环境,故选 E 项。第三段第一句出现 的 in addition也是重要提示信息。 3.B 此处讲述动物被猎杀的原因,前一句“They hunt animals to make money.”是其中一个原因,B项是 另一个原因,故选 B 项。 4.F 根据上文内容可知,有些人认为野生动物更喜欢生活在大自然中,F项“尽管这些动物可能会面 临危险,但是它们喜欢一种自由的生活”符合语境。 5.D 根据下文内容可知,国家公园可以保护动物免受人类的捕杀,是它们安全的庇护所,故 D 项“这些 公园使动物生活在一个安全的环境中”符合语境。