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1、Unit 4Global warmingSection Prereading (Warming Up & Reading)对应学生用书P37基础题单词拼写1The government needs to clearly _ (陈述) its policy on this issue.答案：state2The data is limited in terms of both _ (数量) and quality.答案：quantity3(2017全国卷)Many farmers _ (反对) the plan because they feared that wolves would kill
2、their farm animals or pets.答案：opposed4Corruption (腐败) is not exactly a new _ (现象) in Latin America.答案：phenomenon5There is a sum of money _ (捐赠) to the relief fund.答案：subscribed6He broke the law, and now he must face the c_ of his actions.答案：consequences7People t_ to need less sleep as they get older
3、.答案：tend8I took a g_ at the hall and found many familiar faces among the audience.答案：glance9Your blood pressure is well within the normal r_.答案：range10(2017全国卷)These animals c_ large amounts of vegetation (植被), which reduced plant diversity in the park.答案：consumed单句语法填空1Large quantities of water _ (
4、be) needed for cooling purpose, which we all know.答案：are2There is some doubt _ he can win the first prize.答案：whether3It was not until he entered the classroom _ he realized he had forgotten to do the homework.答案：that4Schools tend _ (judge) by the performance of their students in exams.答案：to be judge
5、d5Lets make good use of our energy and be opposed to _ (waste) water, electricity, paper and so on.答案：wasting能力题阅读理解We already know the fastest, least expensive way to slow climate change: use less energy. With a little effort, and not much money, most of us could reduce our energy diets by 25 perce
6、nt or moredoing the Earth a favor while also helping our wallets.Not long ago, my wife, PJ, and I tried a new dietnot to lose a little weight but to answer an annoying question about climate change. Scientists have reported recently that the world is heating up even faster than predicted only a few
7、years ago, and that the consequences could be severe if we dont keep reducing emissions (排放) of carbon dioxide (CO2) and other greenhouse gases that are trapping heat in our atmosphere. We decided to try an experiment. For one month we recorded our personal emissions of CO2. We wanted to see how muc
8、h we could cut back, so we went on a strict diet. The average US household (家庭) produces about 150 pounds of CO2 a day by doing common things like turning on airconditioning or driving cars. Thats more than twice the European average and almost five times the global average, mostly because Americans
9、 drive more and have bigger houses. But how much should we try to reduce? For an answer, I checked with Tim Flannery, author of TheWeatherMakers: How Man Is Changing the Climate and What It Means for Life on the Earth. In his book, he had challenged readers to make deep cuts in personal emissions to
10、 keep the world from reaching extremely important tipping_points,_such as the melting (融化) of the ice sheets in Greenland of West Antarctica. “To stay below that point, we need to reduce CO2 emissions by 80 percent，” he said. Good advice, I thought. Wed gotten so used to keeping our airconditioning
11、going around the clock. Id almost forgotten the windows even opened. We should not let this happen again. Its time for us to change our habits if necessary. 篇章导读：本文是一篇议论文。节约能源，减少二氧化碳的排放量，从家庭做起，从我做起；减缓气候变化，我们都能有所作为。1Why did the author and his wife try a new diet?ATo take special kinds of food.BTo res
12、pond to climate change.CTo lose weight.DTo improve their health.答案：B细节理解题。依据文章第二段中的“not to lose a little weight but to answer an annoying question about climate change”可知，作者这么做的目的是积极响应和应对一个令世人烦恼的气候变化问题。2The underlined words “tipping points” most probably refer to “_”Afreezing points Bburning pointsC
13、melting points Dboiling points答案：C词义猜测题。在他的书中，他要读者大幅减少个人温室气体排放量，以免世界来到“临界点”，另据下面给出的例子“such as the melting (融化) of the ice sheets in Greenland of West Antarctica”，也可以判断出C项正确。3It can be inferred from the passage that _.Ait is necessary to keep the airconditioning on all the timeBit seems possible for
14、every household to cut emissions of CO2Cthe average US household produces about 3,000 pounds of CO2 a monthDthe average European household produces about 1,000 pounds of CO2 a month答案：B推理判断题。由第一段和最后一段可知，普通家庭都可以减少能源消耗与温室气体的排放量，为减缓气候变化作贡献。故选B。4Which of the following would be the best title for this pa
15、ssage? ASaving energy starts at home BChanging our habits begins at workCChanging climate sounds reasonable DReducing emissions of CO2 proves difficult 答案：A标题判断题。文章中作者通过讲述自己一家人切实有效地减少温室气体排放量的行动，向我们证明了：节约能源从家庭做起，从我做起，每个家庭都大有可为。故A项正确。完形填空A couple, John and Mary, had two lovely children. John had just been asked to go on a business trip for seve
