人教版(新教材)高中英语选修3Unit 3　Environmental Protection课时作业2：Reading and Thinking-Comprehending

1、Unit 3 Environmental ProtectionReading and Thinking-Comprehendingi .阅读理解APeople living in the UK take quite a few holidays abroad and in the country each year.Choices made about where to go, how to get there and what to do can either benefit or harm the environment.While on holidayMany of the things

2、 you can do to be greener on holiday will be the same things you can do at home-but there are also some extra things too, like avoiding gifts made from endangered plants and animals.Here are some suggestions：Making the most of locally produced food and drink, and local activities and attractions wil

3、l support people in the area you are visiting and reduce the need for further environmental influence from transport.Switching off any air-conditioning, heating and lights will help reduce climate change effect.Save water-some countries suffer from water shortages and saving water can help avoid dam

4、age to our natural habitats.Endangered speciesSome gifts and foods available in some countries can be made from endangered plants or animals.Check before you buy, but if you doubt, avoid animal and plant gifts.More details of the types of products to avoid any illegal trade hotspots can be found on

5、the Souvenir Alert webpage.Making a positive contribution to the place you are visitingThere are ways in which your holiday can help support local people and the environment.There are many opportunities to volunteer and help with projects that conserve and improve natural habitats.When you are away,

6、 or if you are looking for somewhere to visit, you can support projects or attractions which protect wildlife, such as nature reserves and conservation projects.语篇解读 本文主要讲述了旅游时如何做到保护环境、保护野生动植物，文中就此给出了一 些建议。According to the passage, we can to help reduce climate change effect.A. make good use of wate

7、rB buy local food and drinkC. save electricityD. go around on footK答案U cK解析U 细节理解题。根据 While on holiday 中的 uSwitching off any air-conditioning, heating and lights will help reduce climate change effect.v 可知，减少气候变化影响可以从节约 用电着手。We should check the gifts and foods before buying because .sometimes they a

8、re of poor qualitythey may not be typical local productssome of them will do harm to our healththey may be made from endangered animals or plantsk答案X DK解 析U 细节理解题。根据Endangered species局部的第一、二句可知，K答 案H为D。 3. We can infer from the passage that .it is not easy for people to travel abroadnot everyone can

9、 tell an illegal souvenirgreen holidays have been accepted by peoplevolunteer work is a must for protecting natural habitatsk答案U Bk解 析I 推理判断题。根据常识并结合Endangered species局部中的第二句“butifyou doubt, avoid animal and plant gifts.可知，并不是每个人都能区分非法纪念品。. The passage is mainly about .travel enjoymentthe harm to th

10、e environmentprotection of endangered animalsgreener choices for holidayK答案I DK解析X 主旨大意题。本文主要表达旅游时如何做到保护环境、保护野生动植物。故K答 案X为DoBTuvalu, a tiny country in the Pacific Ocean, has asked for help as it fears it will be swallowed up by the sea.Storms and huge waves are a constant threat and none of Tuvalu s

11、 nine little islands is more than five meters above sea level.Salt water is already entering the country? s drinking water supply, as well as damaging plants that produce fruit and vegetables.Without urgent help, the country s days are numbered.But Tuvalu is not the first place to face sinking into

12、the sea.Venice, a historic city in Italy best known for its canals, has sunk about 24cm over the past 100 years.Experts say that it will have sunk another 24cm by 2050.A century ago, St.Mark, s Square, the lowest point in the city, flooded about nine times a year.Nowadays, it happens more than 100 t

13、imes.While Venice is slowly sinking into the mud on which it stands, Tuvalu s rising sea level is caused by global warming.The average global temperature has increased by almost 0.5 centigrade degrees over the past century, scientists expect it to rise by extra 1.3 degrees over the next 100 years.Wa

14、rmer weather makes glaciers（冰川）melt, adding more water to the ocean.The warmer temperatures also make water expand, so it takes up more space, causing the sea level to rise.The sea level has risen 10.25cm in the last 100 years.The main cause of global warming is human pollution.Through burning coab

15、oil and gas, people have been increasing the greenhouse gases in the atmosphere, such as CCh.This adds to the power of the greenhouse effect, making the planet even warmer.Many scientists believe that, if the warming is not stopped, there will be huge climate changes.The sea level could rise by one

16、meter this century.Should this come true, the sea will swallow up millions of homes and the world will be flooded with “climate refugees looking for somewhere to live.语篇解读 本文介绍一个因为海平面上升而处在危险中的国家，从而引出全球变暖的问题， 并陈述了全球变暖的原因，旨在引起人们的关注。. We can infer from the second paragraph that .A. Tuvalu is in danger

17、of being swallowed up by the seaB all Tuvalu s islands are about five meters above the sea leveldrinking water in Tuvalu has been destroyedTuvalu is often flooded by storms and wavesK答案I AK解析 推理判断题。根据第二段的内容可知，在图瓦卢，海水已经进入饮用水供应系 统，并且淹没了一些植物，应选项A（图瓦卢处在被海水淹没的危险中）正确。The author uses Tuvalu and Venice as e

18、xamples in order to explain.they are the first places sinking into the seaB they are both sinking into the mud where they standthey will disappear in the futuretheir trouble is caused by global warmingK答案X DK解析I 细节理解题。根据第三段最后一句可知，文章列举这两个例子是为了说明他们 的问题都是由全球变暖造成的。应选D。What does the underlined phrase “cl

19、imate refugees v mean?People who are forced away from their homeland by climate.Climate changes.Rare animals.Climate effect.K答案I AK解 析 词义猜想题。根据最后一段所表达的意思：如果上述情况成为现实的话，海面 会淹没数百万的家，整个世界都是在寻找她方住的“climate refugeesv ,故u climate refugees的意思是“由于气候变化被迫离开家园的人”。应选A。Which of the following is NOT true according

20、 to the passage?Tuvalu s nine little islands are less than five meters above the sea level.The average global temperature has risen by 13 centigrade degrees over the past 100 years.The warmer temperature causes the sea level to rise.There will be huge climate changes unless the warming is stopped.k答

21、案U BK解析U 细节理解题。根据第四段可知，在过去的一百年，全球的平均气温几乎增加了 0.5摄氏度，而不是B项中的13摄氏度，应选B。CChicken feathers are useful, and not just to chickens.Some go into pillows, coats and other products.But countless chicken feathers go to waste.In the United States, billions of chickens are produced yearly.Most of their feathers a

22、re thrown away.But instead of ending up in landfills（废物埋填地），some feathers could find a future in plastics.Scientists in the Washington area have been working with keratin, the main substance（物质） in chicken feathers.One of the products they have developed is a flowerpot which may look like other flow

23、erpots, but the container breaks down in the earth within one to five years.And as it breaks down, it releases nitrogen（M） into the soil.The environmentally friendly flowerpot is the work of two researchers Walter Schmidt and Masud Huda.Walter Schmidt has been working to find uses for chicken feathe

24、rs since the 1990s.Progress in 2002 showed that plastic made from feathers could be formed like other plastics.He says feathers are much stronger and last longer than another plant material, cellulose（纤维 素）. “Feathers are about eight times as strong as cellulose.By design, feathers are strong and du

25、rable（耐用的）.”Walter Schmidt also points out that traditional flowerpots can last much longer.But he wonders if there is really a need.He says most flowerpots are never reused.“Why would you want a plastic that you use for a year to last for two hundred years? It makes no sense.You want to match the p

26、roduct with the use, “ he says.Walter Schmidt and Masud Huda are now adding another chicken product to their flowerpots-chicken waste.The waste will add more nutrients to the soil as the pot breaks down.The scientists say they hope their flowerpots will be on the market in a year or two.语篇解读 两位科学家从鸡

27、毛里面提取了一种物质，将其制成花盆。这种花盆一到五年内可 以分解，释放出氮。这样不仅不会破坏环境，反而对环境有好处。What is this passage mainly about?A new kind of flowerpot will be on the market.B Scientists find new uses for chicken feathers.Chicken feathers are not only useful to chickens.Billions of chickens are produced yearly in the US.K答案U bK解析I 主旨大

28、意题。通读全文可知，文章主要是讲两位科学家从鸡毛里面提取了一种 物质，将其制成花盆，使鸡毛有了新的用处。应选B。From Paragraph 2 we know that .the US produces the most chickens around the worldB all chicken feathers will be made into plastics in the futurechicken feathers will no longer be taken to landfills quite soonmost chicken feathers are not made u

29、se of in the US at presentK答案U DK解 析I 细节理解题。根据第二段中的uMost of their feathers are thrown away.可知， 目前在美国，大局部鸡毛都没有加以利用。Which of the following is the main feature of the new flowerpot?A. It looks quite different.B It can be used for years.C. It is environmentally friendly.D. It is made from waste.K答案cK解 析

30、I细节理解题。通读全文可知，这种新型花盆最大的特征是环保。第四段中的“The environmentally friendly flowerpot 也是提示。应选 C。Walter Schmidt most probably thinks .people should reuse the same flowerpotit is unnecessary for a flowerpot to last longnowadays most products don t match their usepeople prefer to buy flowerpots which last longK答案B

31、K解 析I 推理判断题。根据倒数第二段中的 “Walter Schmidt also points out that traditional flowerpots can last much longer.But he wonders if there is really a need.He says most flowerpots are never reused.,可推断，Walter Schmidt认为花盆没必要能用很多年。H.七选五To meet the global climate crisis that is approaching, big lifestyle changes a

32、re required of those of us.The good news is that our way of life can remain meaningful and worthy as our consumption becomes sustainable. Eat less meat and move toward a plant-based diet.This is one of the most effective things we can do because the food we now produce and consume is destroying the

33、very ecosystems that we depend upon for survival.Here are some of the grim facts.The U. S.uses about one-half of its land for agriculture. 2 For example, the U. S.uses over 90 million acres of good agricultural land to produce corn, which is mostly fed to livestock（家畜）.With 7.6 billion people on ear

34、th, the demand for food is enormous and constantly on the rise.It s easy to feel we can t make a difference. 3 We should not ignore the power of the choices we make.Even one person can make a big difference by eating less meat and moving toward a plant-based diet and make contributions to the health of the planet as well as your own.Recognize how the food we eat is connected to other living beings.lt often helps us make much wiser buying choices. 4 This way, we will help people around the world enjoy more eco-friendly and nutritious foods.5 When you change your diet to be mo