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1、1 Unit4Unit4GlobalwarmingGlobalwarming SectionWarmingUp,Pre-reading,Reading&Comprehending 一、根据句意和首字母提示写出单词 1 1Middle-aged people t to get fat.答案:tend 2 2Large q of good clothes are being sold in the supermarket on the National Day.答案:quantities 3 3His opinion is reasonable.No one is o to it.答案:oppos
2、ed 4 4Dont throw waste paper at r or you will be punished to be on duty again.答案:random 5 5Our library has s to 1,000 journals for all the teachers and students.答案:subscribed 6 6These policies r in many elderly people suffering hardships five years ago.答案:resulted 7 7He gave a g at his watch and the
3、n looked at the sky.答案:glance 8 8The old man is still in a good s of health.答案:state 9 9By the sea I saw a wide r of seashells.2 答案:range 1010We are making slow but s progress in English.答案:steady 二、用下列词组的正确形式完成句子 keep onbe opposed tocome aboutresult inrun out build upsubscribe togo up 1 1How did it
4、 that he knew where we were?答案:come about 2 2I have never the view that schooldays are the happiest days of your life.答案:subscribed to 3 3If you want to make the kite,pull the string hard,and then release it slowly.答案:go up 4 4If left untreated,the condition will eventually blindness.答案:result in 5
5、5Though many residents the plan of building the motorway,the government decided to carry it out.答案:were opposed to 6 6Hell get into trouble if he like this.答案:keeps on 7 7The pressure over the years,and eventually I had to leave my job.答案:had built up 8 8Wed almost finished solving the problem when
6、our time.答案:ran out 3 三、单句改错 1 1Quantities of soil has been washed away because so many trees were cut down.答案:hashave 2 2Id like to eat out,but in the other hand I should save money.答案:inon 3 3Its raining outside;youd better keep the children going out.答案:children 后加 from 4 4It is no doubt at all t
7、hat we did the right thing.答案:ItThere 5 5Comparing to our small flat,Bills house seemed like a palace.答案:ComparingCompared 四、阅读理解 A A The scene in the Hollywood movie TheDayAfterTomorrow,when global warming could soon turn the global climate into a new ice age,may never occur,according to new resear
8、ch.The next ice age could be 15,000 years away,say European scientists who last month announced a continuous record of 740,000 years of climate data obtained from the Antarctic ice.Scientists from 10 nations have now almost completely drilled through a 3,000-metre depth of ice high in the Antarctic
9、mainland.They figure out that the area where summer temperatures can fall to-40,has at least 900,000 years of snowfalls,kept as neatly as the growth rings of a tree.And the ice and air caught in each layer(层)have begun to answer questions about the climates in the past.4 The results show that there
10、have been eight ice ages in the past 740,000 years and eight warmer periods.And by comparing the pattern of global conditions today with those of the past,the researchers reported in Nature that the present warm period could last another 15,000 years.Research suggests that there is a very close conn
11、ection between greenhouse gas levels and global average temperatures.It also shows that carbon dioxide levels are the highest for at least 440,000 years.“If people say to you:the greenhouse effect is a good thing because we would go into an ice age otherwise,our data say no,a new ice age is not hang
12、ing over our heads,”said Eric Wolff from the British Antarctic Survey.“Now we have eight examples of how the climate goes in and out of ice ages.and you can learn what the rules are that tell us about the future.”Scientists found that whenever temperatures rose in the frozen record,so did carbon dio
13、xide level.“In 440,000 years we have never seen the greenhouse gas get as thick as it is today,”said Dr.Wolff.1 1In drilling through the ice in Antarctica,scientists have found that.A.the lowest temperature there is-40 B.the depth of ice is 3,000 metres C.the ice has existed for 15,000 years D.snowf
14、alls are kept in certain patterns 答案:D 解析:细节理解题。第三段中的“Theyfigureoutthattheareawheresummertemperaturescanfallto-40,hasatleast900,000yearsofsnowfalls,keptasneatlyasthegrowthringsofatree.”说明科学家们发现,积雪保持着一定的模式。2 2The information of the global climate conditions in the past can be obtained through.A.separ
15、ating carbon dioxide from the air B.examining the growth rings of trees 5 C.comparing temperatures in different areas D.studying the ice and air caught in each layer 答案:D 解析:细节理解题。根据第三段中的“Andtheiceandaircaughtineachlayerhavebeguntoanswerquestionsabouttheclimatesinthepast.”可判断出对沉积在各层的雪和空气进行研究可以知道过去的气
16、候状况。3 3We can infer from Eric Wolffs words that.A.there is something wrong with the data B.the greenhouse effect is always a bad thing C.a new ice age will not come in the near future D.the greenhouse gas will get thick in the future 答案:C 解 析:推 理 判 断 题。根 据 倒 数 第 二 段 艾 瑞 克 沃 尔 夫 说 的“.anewiceageisnoth
17、angingoverourheads.”可判断出,他认为新的冰川时代不会很快到来。4 4What would be the best title for the passage?A.Research over the Antarctic area B.Warm period to last about 15,000 years C.Report on the eight ice ages in the past D.Hollywood movies and the global climate 答案:B 解析:主旨大意题。阅读全文可知,本文主要叙述了作者对全球气候变化的观点以及对温室效应的态度
18、。D 项明显偏离主题,可排除;A 项过于笼统,没有提及气候问题;C 项只是文章内容的一个侧面;只有 B 项适合用作标题。B B(导学号 55580017)(2015陕西高考)The production of coffee beans is a huge,profitable 6 business,but,unfortunately,full-sun production is taking over the industry and bringing about a lot of damage.The change in how coffee is grown from shade-grow
19、n production to full-sun production endangers the very existence of certain animals and birds,and even disturbs the worlds ecological balance.On a local level,the damage of the forest required by full-sun fields affects the areas birds and animals.The shade of the forest trees provides a home for bi
20、rds and other species(物种)that depend on the trees flowers and fruits.Full-sun coffee growers destroy this forest home.As a result,many species are quickly dying out.On a more global level,the destruction of the rainforest for full-sun coffee fields also threatens(威胁)human life.Medical research often
21、 makes use of the forests plant and animal life,and the destruction of such species could prevent researchers from finding cures for certain diseases.In addition,new coffee-growing techniques are poisoning the water locally,and eventually the world s groundwater.Both locally and globally,the continu
22、ed spread of full-sun coffee plantations(种植园)could mean the destruction of the rainforest ecology.The loss of shade trees is already causing a slight change in the worlds climate,and studies show that the loss of oxygen-giving trees also leads to air pollution and global warming.Moreover,the new gro
23、wing techniques are contributing to acidic(酸性的)soil conditions.It is obvious that the way much coffee is grown affects many aspects of life,from the local environment to the global ecology.But consumers do have a choice.They can purchase shade-grown coffee whenever possible,although at a higher cost
24、.The future health of the planet and mankind is surely worth more than an inexpensive cup of coffee.5 5What can we learn about full-sun coffee production from Paragraph 4?A.It limits the spread of new growing techniques.B.It leads to air pollution and global warming.7 C.It slows down the loss of sha
25、de trees.D.It improves local soil conditions.答案:B 解析:细节理解题。从第四段中的“causingaslightchangeintheworldsclimate”以及“leadstoairpollutionandglobalwarming”可知 B 项正确。6 6The purpose of the text is to.A.entertainB.advertise C.instruct D.persuade 答案:D 解析:推理判断题。从文章最后一句话“Thefuturehealthoftheplanetandmankindissurelywo
26、rthmorethananinexpensivecupofcoffee.”可以看出作者希望人们不要为了一杯便宜的咖啡而毁了地球和人类,所以是带着劝说的意图写这篇文章的。7 7Where does this text probably come from?A.An agricultural magazine.B.A medical journal.C.An engineering textbook.D.A tourist guide.答案:A 解析:推理判断题。咖啡种植是跟农业相关的话题,所以该文可能会出现在农业杂志上,故选A 项。8 8Which of the following shows
27、the structure of the whole text?8 (P:Paragraph)答案:A 解析:组织结构题。本文共包括五段。第一段概述 full-sun 咖啡种植取代 shade-grown 咖啡种植已经对地球的整个生态产生了极大的负面影响。第二、三、四段分别从alocallevel,amoregloballevel 以及 bothlocallyandglobally 三个方面阐释 full-sun 咖啡种植的危害。第五段归纳 full-sun 咖啡种植对人类多方面的影响,并提醒人们理智地对待这一问题。所以该文结构为:总分总。故 A 项正确。五、七选五阅读理解(导学号 55580
28、018)1 There were few people on the Earth,and natural resources seemed to be unlimited.Today things are different.The world has become too crowded.We are using up our resources too quickly,and at the same time we are polluting our environment with dangerous chemicals.2 Everyone realizes today if too
29、many fish are taken from the sea,there will soon be none left.Yet,with modern fishing methods,more and more fish are caught.We know that if too many trees are cut down,forests will disappear and nothing will grow in the land.Yet,we continue to use bigger and more powerful machines to cut down more a
30、nd more trees.3 However,in most countries waste products are still put into rivers or the sea,and there are few laws to stop this.We also know that if the population of the world continues to rise,there will not be enough food in a few years.4 If we eat more vegetables and less meat,there will be mo
31、re food available 9 for everyone.Land that is used to grow crops feeds five times more people than land where animals are kept.5The world population will not rise so quickly if people use modern methods of birth control.Finally,if we educate people to think about the problems,we shall have a better
32、and cleaner planet in the future.A.What can we do to solve these problems?B.Why do some people do so foolish things?C.So we should try our best to protect the environment.D.If we continue to do this,we wont survive in the future.E.Natural resources will last longer if we learn to recycle them.F.In the past,man didnt have to think about the environment protection.G.We realize that if rivers are polluted with waste products from factories,we will die.答案:1.F2.D3.G4.A5.E