人教版课标高中英语必修第二册Unit 2单元测试含答案.docx

1、人教版课标高中英语必修第二册Unit 2单元测试含答案Unit 2 单元测试一、阅读理解（共两节，满分35分）第一节（共10小题，每小题2.5分，满分25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。AMore than two thirds of the worlds polar bears will be wiped out by 2050, according to a shocking new study. By then, scientists say, global warming will have melted 42 percent of the Arc

2、tic sea ice. By 2100, only a very few of these important creatures will be left.The report has been produced by the US Geological Survey. The scientists have publicized their findings in the hope of influencing US Interior Secretary Dirk Kempthorne, who has been asked to put polar bears on the US en

3、dangered species list.Polar bears depend on floating sea ice as a platform for hunting seals, which are their main food. Without enough ice, polar bears would be forced to go onto the land, where they are killed by hunters, and would be unlikely to adapt to the life on the land in time. Experts say

4、few little bears would survive and the stress could make many females unable to get pregnant.The team of American and Canadian scientists spent six months studying bears: on the ground, from spotter planes and in the lab, using computer models. Some team members fear the result is even worse for the

5、 bears than what their report says. They say the Arctic is warming faster than anywhere in the world and much faster than their computer had been forecasting, Satellite observations have showed that the ice has decreased to an all-time low.However, not everyone in the scientific community believes t

6、hat global warming is happening on such an alarming scale. Another investigation has found that polar bears are still being hunted by wealthy “sportsmen” who want their skins and heads. At least ten international companies offer bear-hunting trips.1. What do we know about Dirk Kempthorne according t

7、o the passage?A. He is an animal scientist.B. He is a protector of animals working for the US government.C. He was asked to put polar bears on the US endangered species list.D. He offered to put polar bears on the endangered species list.2. Why will polar bears die out if there is not enough sea ice

8、?A. Because polar bears cant catch enough food without sea ice.B. Because polar bears eat ice when they feel thirsty.C. Because polar bears will be easily found by hunters without ice.D. Because most female bears are used to giving birth under ice.3. After a six-month study, some scientists fear tha

9、t _.A. there is something wrong with their computersB. polar bears will disappear even faster than they ever expectedC. their computer models are not as accurate as they expectedD. global warming will destroy everything in the ArcticBThe British are known for their sense of humor. However, it is oft

10、en difficult for foreigners to understand their jokes. The main point to remember is that the British often use understatement.Understatement means saying less than you think or feel. For example, if someone gets very wet in a shower of rain, he might say, “Its a little damp（潮湿的） outside.” Or, if so

11、meone is very impolite and shouts at another person, someone else might say, “She isnt exactly friendly.” Understatement is often used in an unpleasant situation or to make another person look silly. Understatement plays an important part in British humor.Another key to understanding British humor i

12、s that the British like to make fun of themselves as well as others. They often laugh about the silly and unpleasant things that happen to our everyday life when someone accidently falls over in the street. They also like to make jokes about people from different classes of society. They like to mak

13、e jokes about their accents, the way they dress and the way they behave. Whats more, the British love to watch comedies（喜剧） about people who do not know how to behave in society. The comedies series Mr. Bean is a good example of this kind of humor.Mr. Bean is the character created by British actor R

14、owan Atkinson in 1990. Mr. Bean doesnt talk often, and instead he uses his body movement and facial expressions to make people laugh. Perhaps what makes Mr. Bean so funny is that he does things that adults in the real world cannot do. Mr. Bean is popular in many countries around the world because yo

15、u do not have to speak English to understand the humor. Because of this, many people have become familiar with the British sense of humor.4. Why is it difficult for foreigners to understand British jokes?A. The British often enlarge the fact.B. British jokes are connected with many different culture

16、s.C. British jokes are not as funny as jokes in other countries.D. The British try to make out that something is less important than it is.5. The author explains understatement by _.A. describing a process B. making comparisonsC. following time order D. using examples6. What can be the best title fo

17、r the text?A. British Humor in Comedy B. Humor in Different CulturesC. Understanding British Humor D. Developing Your Sense of HumorCWhere do the turtles go?Every summer, thousands of endangered green sea turtles climb onto beaches around the world. Each mother sea turtle produces 100 or more eggs i

18、n a hole, and covers the hole with sand before she swims away.Two months later, the eggs hatch, and the baby turtles climb out of the sand and swim into the ocean. They dont reappear until they have grown as large as dinner plates. Until now, no one knows where the baby turtles go or what they do.“I

19、f we dont know where these little turtles are, we cant protect them,” says Kim Reich, who helps solve part of the mystery.Her teacher, Karen Bjorndal, has studied green sea turtles for more than 30 years. Every year, Bjorndal goes to the Bahamas Islands. Many young sea turtles come here to live and

20、eat at the end of their childhood.These turtles are the only sea turtles that live as plant eaters. In fact, their name may be a result of what they eat. The turtles dont look green but they do have green fat. Scientists learned that the turtles eat green sea plants, which may turn their fat green.B

21、etween 2002 and 2004, Bjorndal caught 44 green sea turtles in the Bahamas. After testing them, she found something to support the 20-year-old idea: baby green sea turtles eat meat before they turn to a diet of plants. In fact, they eat animals that live in the open ocean.Scientists still need to fin

22、d where exactly green sea turtles grow. We now know that baby green sea turtles are out in the open ocean, but the open ocean is a big place.“It is really a problem,” says Bjorndal. The discovery may help us do a better job of protecting this sea animal.7. What can we learn from the first two paragr

23、aphs?A. Baby turtles go to the ocean when they are three months old.B. Mother turtles leave the eggs alone after they produce them.C. No one knows when turtles appear on the beach.D. Mother turtles are as large as dinner plates.8. Kim Reich does research on where baby turtles go because she wants to

24、 _.A. help her teacher B. prove an idea C. protect turtles D. become a scientist9. What does Karen Bjorndals research prove about green sea turtles?A. The young live in the Bahamas Islands.B. The young eat meat before turning to a diet of plants.C. They live in the open ocean for a lifelong time.D.

25、They are the only sea turtles that live as plant eaters.10. What does the underlined word “It” in the last paragraph refer to?A. Finding out where young turtles grow.B. Protecting this endangered sea animal.C. Changing young turtles eating habits.D. Living in the open ocean.第二节（共5小题；每小题2分，满分10分）根据短文

26、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。Top Tips for Better WritingThere are many different types of writing, such as essays, letters and speeches. Whatever your reason is and whatever your style is, there are some universal tips that will help you improve your writing:Be clear about your purposeThe mo

27、st basic question to ask yourself before you start is why you are writing. In an essay or assignment, your purpose is to convey information and draw conclusions. But if you are writing a business report, you may want to make recommendations. 11 Start with a plan 12 The result is often disjointed wri

28、ting with parts that dont connect. Whatever you are writing, creating a clear plan is the first step to get your message across quickly and in the most effective way.Guide readers through what you writeYour task is to help readers understand your message quickly and precisely. 13 Each sentence, each

29、 paragraph should be relevant to what comes before and what comes after. You should use connected words and phrases to show these connections. 14 Your aim in writing is to communicate ideas and information to other people, and you must keep that in mind with every word and sentence you write. Consta

30、ntly ask yourself who you really write the information for.Write for the ear, not for the eyeOnce youve finished a draft of your speech, practice reading it out loud. 15 Revise it, so you are more comfortable giving your speech. You want to sound natural, no matter what the occasion is.A. Write for

31、readers, not yourselfB. Write for the aim, not for the wordsC. It sounds robotic, and employers hate it.D. Far too often people write without a plan.E. Youll hear anything that sounds awkward.F. Whatever it is, keep your purpose in mind at all times to avoid going off topic.G. To do this, it is nece

32、ssary to show them clearly how the different parts relate to each other.二、英语知识运用（共两节，满分45分）第一节（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。With supper finished, it was our time with Dad. Cindy, Tom and I climbed onto our couch. We all 16 Mom to turn on the old tape player.Dad had been piloting airplanes in Vietnam for the Air Force for a year. Through the year, our family received at least one 17 a week from Dad.