2021版外研版必修二英语 Unit6 Earth first单元自测卷（含答案）.doc

1、Unit6 Earth first 单元自测卷单元自测卷 时间：100 分钟 满分：120 分 选择题部分 第二部分第二部分 阅读理解阅读理解(共两节，满分共两节，满分 40 分分) 第一节(共 15 小题；每小题 2 分，满分 30 分) 阅读下列短文，从每题所给的 A、B、C 和 D 四个选项中，选出最佳选项。 A 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 creatur

2、es are not only the biggest sharks, but they are also biggest fish of any 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 n

3、ever tended to attack humans. Their teeth play no role in eating, as plankton (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

4、where plankton is plentiful. Those areas are all within a 30 north or south latitude 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

5、loss in numbers have they suffered that whale sharks are now listed as one of the endangered species. Some countries have started to take measures to protect the whale sharks from extinction. The Philippines, India and Taiwan have all banned the fishing, selling, importing and exporting of whale sha

6、rks for commercial purposes. However, the law doesnt seem to be effective because the hunting and killing still goes on today, especially in Taiwan and the Philippines. 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 gre

7、at 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 for the whale sharks. 1We can learn from the passage that whale sharks_. Ausually live a life of more than 70 years Balways travel in the ocean in groups Cd

8、epend on their teeth to harvest their food Dlive in the deep waters of warmer oceans 2Why can the whale sharks be caught easily? ABecause they swim in the oceans at a slow speed. BBecause they are surrounded by so many fisherman. CBecause they often gather together. DBecause they never tend to attac

9、k humans in the water. 3It is implied in the passage that_. Awhale sharks will be extinct even if they are protected Bwhale sharks are the most dangerous marine animals Cthere is no law about banning the fishing of whale sharks Dthe huge profit is to blame for the decreasing numbers of whale sharks

10、4What is the main purpose of this passage? ATo appeal to people to protect whale sharks. BTo advise the government to make related laws. CTo guide people how to fish and kill whale sharks. DTo analyze the value of whale sharks. B Elephants might be the most wellknown and wellloved animal in African

11、wildlife. But conservation (保护) of the African elephant faces special difficulties. While the elephant population is half of what it was 40 years ago, some areas of Africa have more elephants than populated areas can support. Thats why AWF scientists are studying elephant behavior, protecting habita

12、ts and finding ways for humans to live peacefully with elephants in Africa. Years ago, overhunting and the ivory trade were the biggest threats to elephants survival. Luckily, ivory bans (禁令), hunting rules and protected areas protect elephants from these dangers today. The 21st century brings a dif

13、ferent challenge to elephant conservationland use. Elephants walk across borders and outside parks and other protected areas. So they often destroy crops, causing conflicts (冲突) between local farmers and these big animals. Successful conservation strategies (策略) must allow elephants to walk freely i

14、n their natural habitats while reducing conflicts between elephants and local people. AWF researchers are searching for a way to give both elephants and people the space they need. The AWF is collecting information on elephant habitats and behavior. The information they gather will help to develop t

15、he widest possible space for elephants. The AWF is helping elephants by protecting their habitats. And they also work with local farmers to improve their life in order to encourage them to protect rather than destroy elephants. 5The first paragraph of the text is mainly to tell readers _. AAfrican e

16、lephants are endangered now Bthere remains a lot to do to protect African elephants CAfrican elephants are popular animals Dthe number of African elephants has increased over the years 6What is the biggest difficulty in protecting African elephants now? AThey are still being killed. BTheir habitats

17、are being destroyed. CThey dont have enough food. DThey cant live in peace with farmers. 7To protect elephants, the AWF does all the following EXCEPT _. Akeeping elephants Bprotecting elephants habitats Cdoing research on elephants Dhelping farmers improve their life 8What is the best title for the

18、text? AAfrican elephants conservation BLiving with African elephants CAfrican elephants situation DAfrican elephants being endangered C Plastic sludge (污泥) and garbage is a disaster for the worlds oceans. A film crew traveled the globe to document the rubbish. And Julie Andersen of the Plastic Ocean

19、s Foundation says what we see is just the tip of the problem. “Half of the waste actually sinks to the bottom, and that remains on the surface actually breaks down.” The filmmakers found rubbish in ocean gyres, the circulating currents that trap large concentrations of pollution in the Atlantic, Ind

20、ian, and Pacific Oceans, home of what some have plastic. “What we found was a plastic smog that spread throughout all the water. And in some parts of the oceans, scientists have found more plastic than plant.” The pieces of the plastic garbage infect the food chain, sometimes visibly，and more so at

21、the microscopic level, where the plastic particles interact with other pollutants. “There are heavy metals, medicines, industrial waste in the sea, while they acts like magnets (磁铁). These poisonous substances absorb on the plastic, and then when seafood absorbs the plastics, those poisonous substan

22、ces enter the fatty tissues.” To be consumed by other sea life and by people at last. China, Indonesia, the Philippines, Thailand and Vietnam are the worst plastic polluters. The United States, although a leader in recycling, is one of the worlds 20 since it produces and consumes so much plastic. Th

23、ere are efforts around the world to address the problem, including at this newly opened recycling center in Lebanon (黎 巴嫩). But Andersen says there is more that people can do. “Cut back on singleuse plastics, straws, plastic cups, plastic water bottles, plastic bags and find alternatives like reusab

24、le materials.” She says healthy oceans are essential to our survival. 9What can we learn from the passage? ATheres all island full of plastic rubbish in the Pacific. BThe bad effect of plastic pollution cant be seen by eyes. CThe United States is the least plastic polluters. DThe plastic pollution t

25、o oceans is more serious than what we can see. 10What does the underlined word “they” refer to in Paragraph 3? APollutants like heavy metals and medicines. BThe plastic particles. CSeafood. DFatty tissues. 11What can be inferred from the last paragraph? AAll Asian countries have the most serious pro

26、blem of plastic pollution. BThe plastic problem hasnt attracted the worlds attention. CAndersen is not satisfied with what has been done to solve the plastic problem. DPeople should stop using plastic products immediately. D Sharks have been swimming in the ocean for millions of years. They were on

27、Earth even before dinosaurs! At the top of the worlds oceans food chain, sharks help keep the population of other ocean animals in balance. A large drop in the number of sharks can cause serious problems for all ocean animals. Saving sharks makes sense! Many people are afraid of sharks. But most sha

28、rks are harmless. Only a small percentage of sharks are known to attack humans. It adapt (适应) well to new habitats and eat whatever is available. However, today, sharks are in trouble. Nearly one third of the 400 shark species are in danger of extinction, largely due to overfishing. Each year, tens

29、of millions of sharks are caught and killed just for their fins. The fins are used to make shark fin soup. Humane Society International (HSI) joined with the Jane Goodall Institutes Roots and Shoots program and Beijing Zoo to protect sharks. An exhibit at the zoo, “the Price Behind the TasteProtect

30、Sharks. Dont Eat Shark Fins”， was designed to tell people that shark finning is cruel and unnecessary. Its hoped that the activity will help put an end to the_practice. Shark fin soup is also eaten in the United States. In fact, the numbers of some shark species in US waters have dropped 90 percent

31、in the last 30 years. To slow the fall, laws against the sale of shark fins have been passed in several states, including Hawaii, Oregon, Washington, and California. 12What does the first paragraph mainly tell us? AOcean animals are at the top of the food chain. BSharks play an important role in the

32、 ocean. CSharks are an old species in the ocean. DSharks are being caught and killed. 13According to Paragraph 2, sharks are in trouble because _. Athey often attack humans Btheir food is being polluted Cthey are being caught for food Dtheir habitat is being destroyed 14The underlined part “the prac

33、tice” in Paragraph 3 refers to _. Ashark finning Bshark protection Cthe program of HIS Dthe exhibit at Beijing Zoo 15What do we know from the text? AThere are 400 shark species in the United States. BIts illegal to eat shark fin soup in the United States. CMost sharks are not interested in a human f

34、or dinner. DSharks are very particular about their habitats and food. 第二节(共 5 小题；每小题 2 分，满分 10 分) 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。 Be a Green Child What does it mean to be green? “Green” is more than just a color. It also means taking special steps to protect the environment. Why green? Pl

35、ants are green, and without them the Earth wouldnt be such a lovely home for us human beings. What can we do? _31_ Reduce It! _32_ For instance, a shorter shower means you use less water and less fuel since your house uses fuel to run the heater that warms up the water. Reuse It! Sometimes people ca

36、ll ours a “throwaway society”. It means that were always throwing away old stuff (东西) and buying new stuff. _33_ For instance, if your baby brother becomes older and loses interest in his plastic basketball hoop (篮圈), why not give it to another family who has a little kid? Recycle It! Recycling has

37、never been easier. Many communities will pick it up right in front of your house and some towns even require it. Recycled goods go to a recycling center, where they can be turned into new cans, bottles, and paper. Enjoy It! Its true that rubbish and pollution are problems, but the Earth remains a hu

38、ge and beautiful place thats ready for you to explore. _34_ Go for a hike, visit local nature centers and gardens, and climb up mountains. But before you travel the globe, take a look at your own backyard. Is there a spot where you could plant a tree or put in a little fruit or vegetable garden? _35

39、_ AHeres a four- step guide to being green. BMany times, even if you no longer need something, someone else just might. CYou can start locally by visiting the naturally beautiful spots in your city. DTurn off the tap when youre brushing your teeth. EGet out there and get your hands dirty. FYou can w

40、atch with pride as your tree takes root and your garden plants grow. GWhen you use less of something, you do a good thing for the Earth. 第三部分第三部分 语言运用语言运用(共共三三节，满分节，满分 40 分分) 第一节 完形填空(共 20 小题；每小题 1.5 分，满分 30 分) 阅读下面短文，从短文后各题所给的 A、B、C 和 D 四个选项中，选出可以 填入空白处的最佳选项。 Like many young people, 11yearold Sean

41、Lesniak is fascinated with sharks. However, little Sean was not only _1_ in learning about them and watching them, but also tried his best to help them _2_. Seans passion for sharks started very _3_ in life. When Sean was just 3 years old, while watching Shark Week, he _4_ that people did away with

42、many sharks just to use their fins (鳍) for _5_！ It is estimated (估计) that more than 100 million sharks are _6_ around the world each year. He could _7_ believe this was happening. As Seans interest and passion for sharks _8_， he wanted to take action to keep sharks from killing. And he decided to _9

43、_ at home when he learned that his state of Massachusetts didnt have a _10_ that prevented shark killing! Sean wrote a letter to his state representative, David Nangle, asking him to introduce a law that would _11_ shark killing in their state. In his letter, Sean included a hand drawn shark with it

44、s fin _12_ for eating. After a few _13_， he was able to speak to Representative Nangle, who agreed to _14_ the bill (法案) and in June, 2014 it became a law! Massachusetts is now one of the 10 states in America that have forbidden shark killing. Since then, Sean has focused his _15_ on helping sharks,

45、 working with Shark Biologist, Dr Greg Skomal. He is also now _16_ about helping to protect sea turtles in his state. And guess what Sean wants to be _17_ he grows up. A shark biologist of course! Seans _18_ show how young people can make a big difference in the world. His advice to other youth is “

46、if you feel strong about something and if you believe you can do it, you should try your best to make it _19_.” He has set a good _20_ to young people all over the world. 1A.involved Binterested Cemployed Dabsorbed 2A.cure Bswim Cincrease Dsurvive 3A.early Blate Cslowly Dstrangely 4A.thought Bensure

47、d Clearned Drecalled 5A.movement Bfun Cmedicine Dfood 6A.raised Bkilled Cattacked Ddamaged 7A.also Bjust Chardly Dnever 8A.grew Bappeared Clost Drested 9A.wait Bstay Cplay Dstart 10A.question Bresult Claw Dchance 11A.reduce Bstop Cconsider Dsupport 12A.removed Bdestroyed Cfound Dsaid 13A.requests Bw

48、ays Cevents Dtries 14A.refer Bcancel Csuggest Doppose 15A.money Befforts Cattention Dideas 16A.cautious Bsmart Cconfused Denthusiastic 17A.because Bwhen Cuntil Dbefore 18A.letters Bworks Cactions Dwords 19A.happen Bend Cperfect Dimprove 20A.example Bexcuse Cadvertisement Dfaith 非选择题部分 第二节 语篇语法填空(共 1

49、0 小题；每小题 1 分，满分 10 分) 阅读下面材料，在空白处填入适当的内容(1 个单词)或括号内单词的正确形 式。 Daisy had always longed to help _1_ (endanger) species of wildlife. One day when she woke up she was taken to Tibet by a flying carpet, where Daisy saw an antelope _2_ (look) sad and then knew the antelopes were _3_ endangered species. Daisy wondered what to do to help them. The flying carpet travelled so fast _4_ next minute they were in Zimbabwe. Daisy turned around and found that she _5_ (watch) by an elephant. It asked if Daisy c