3　UNIT 2　 Section Ⅲ　知能演练　轻松闯关.doc

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1、 单句语法填空1Now, the problem is_being_discussed(discuss) in the meeting room2The highspeed railway between Beijing and Zhangjiakou is_being_built(build) at present3Young people are_encouraged(encourage) to think carefully about their future plans from time to time by their parents and teachers4The bridg

2、e is_being_repaired(repair) at present, so we will have to choose another route5According to reports, nowadays sharks are_being_killed(kill) at a surprising rate worldwide per year6The school library is_being_decorated(decorate) these days, so you cant borrow any books from it7It is said that laws w

3、ill_be_introduced(introduce) next year to protect ancient relics8Most of the wells in this village have_been_polluted(pollute) up to now9At this moment, the football match is_being_played(play) between France and German10There is so much noise upstairsa party is_being_held(hold) by some young people

4、 语法与写作1These_animals_are_being_hunted (这些动物在被捕杀) at such a speed that they will disappear soon2Most of the buildings destroyed in the earthquake are_being_rebuilt(正在被重建)3The classroom is_being_decorated(正在被装饰) with balloons and flowers right now and the students are preparing for the New Year party4

5、Since your_computer_is_being_repaired(你的电脑正在被修理), you can use mine5I am_being_treated(正在接受治疗) at the hospital now, so I cannot go to the cinema at present 单句语法填空1(2018天津卷)My washing machine is_being_repaired(repair) this week, so I have to wash my clothes by hand2To our delight, many endangered spec

6、ies are_being_protected(protect) by the government now3Daisy has found that a lot of antelopes are_being_hunted(hunt) and killed for the wool beneath their stomachs now4Would you please keep silent？The weather report is_being_broadcasted(broadcast) and I want to listen5Both his parents look sadMaybe

7、 they have_known (know) whats happened to him6Someone lends you his car while yours is_being_repaired(repair) at the garage7New Years Day is coming and Childrens Park is_being_prepared(prepare) for it8More than one patient is_being_taken(take) care of by the nurse at the moment9The meeting which is_

8、being_held(hold) now is of great importance10She is one of the girls in our class who are_being_trained(train) for the coming match now 阅读理解Passenger pigeons(旅鸽) were the most common birds in all of North America in the 1800sIt was common to see large groups of passenger pigeonsgroups that made a so

9、und like a stormBut today，they are extinct because of human behaviorNow，some scientists want to bring passenger pigeons back to life by using new technology and scientific ideasThey call this process deextinctionDeextinction has not happened yetIt is still just an ideaThe process of deextinction is

10、not easyFirst，scientists must collect DNA from the bodies of extinct animalsThen they will put it in the eggs of similar animal speciesWhen these animals become adults，they will have babiesAnd these baby animals will have the DNA of the extinct animalsScientists believe it is possible to bring back

11、passenger pigeons and many other animalsHowever，not everyone thinks this is a good ideaStuart Primm is the worlds leading expert on modern animal extinctionHe believes that bringing extinct animals back to life is bad for the earthOn one hand, these animals no longer have a safe place to liveOn the

12、other hand, they could cause other animals to dieMany other scientists do not agree with Stuart PrimmStuart Brand，a writer and scientist，is one of themHe believes deextinction is good for many reasons“The current generation(当代) of children will experience the return of some unusual animals in their

13、lifetimeIt may be part of what defines their generation and their attitude to the natural worldThey will take their parents to zoos to see the growing populations of passenger pigeons, and maybe even dodo birdsThis will provide a good deal of money for zoos busy with extinct species restoration(恢复)H

14、umans killed off a lot of species over the last 10，000 yearsSo, its right to bring some back to life，” he said【解题导语】本文是一篇议论文。文章主要讨论了灭绝物种复活这一新科技。1In the 19th century, passenger pigeons _Awere common sightingsBsuffered a lot from stormsClived mainly in North AmericaDwere the largest in American histor

15、yA解析：细节理解题。根据第一段中的Passenger pigeons(旅鸽) were the most common birds in all of North America in the 1800sIt was common to see large groups of passenger pigeonsgroups that made a sound like a storm可知，19世纪时的旅鸽数目众多。2What do we know about deextinction?AIt will change the DNA of the extinct animalsBIt was

16、first used in passenger pigeonsCIt is difficult to carry outDIt proved to be usefulC解析：细节理解题。根据第二段中的The process of deextinction is not easy以及接下来具体介绍灭绝物种复活的复杂过程可知，复活灭绝物种绝非易事。3Why is Stuart Primm against bringing back extinct animals?AThey will die very soonBThey will create other problemsCThey will d

17、o great harm to humansDThey will replace the similar speciesB解析：推理判断题。根据第四段中的He believes that bringing extinct animals back to life is bad for the earththese animals no longer have a safe place to live和they could cause other animals to die可知，Stuart Primm反对灭绝物种复活是因为他认为这些复活的动物会造成一些其他的问题。4How does Stua

18、rt Brand feel about deextinction?AWrongBDifficultCImportantDWastefulC解析：推理判断题。根据倒数第二段中的He believes deextinction is good for many reasons以及Stuart Brand在最后一段具体陈述灭绝物种复活的好处可知，他认为复活灭绝物种很重要。 七选五How many times do you wish you had time to pick up a new hobby or skill? Often, you hope to learn something new,

19、 but you may never get started1_ Many people have such plans, but they just dont get startedThe common reason is that they feel they dont have enough timeHobbies provide a number of important benefits(益处)They provide us with a break from work2_ Many hobbies, such as group sports and book clubs, allo

20、w us to make new friendsBecause of such hobbies, we have a social life outside of our families and classroomsSo weve covered why hobbies are important, but how can we make time? First, find out what you can cut back onChances are that you dont want to skip doing the laundry or helping your kids with

21、 homework3_ Do you spend your weekends on the couch? Chances are that theres more time than you think4_ It may not sound relaxing for your free time to be on a schedule, but youll be glad that you set aside time for your hobby once youre on a regular scheduleOtherwise, its too easy to put it off5_ M

22、uch of the difficulty in doing something lies in getting startedEven if you dont feel like it, or you have other things to do, get up and use the time youve scheduledIf your hobby is something you love, it wont be long before you find yourself actually having fun!AActually, youre not aloneBFinally,

23、get up and truly do it!CSecond, try your best not to put it offDBut how much time do you spend watching TV?ENext, schedule a regular time to spend with this hobbyFWhy not ask your kids to do their homework on their own?GThey allow us to use our free time to do something we love【解题导语】很多人想要培养一个新的兴趣爱好，

24、但往往不付诸行动。1A解析：根据下一句 Many people have such plans, but they just dont get started可知，这里是指“你”不是唯一一个这样做的人。2G解析：根据第二段中的 Hobbies provide a number of important benefits(益处)以及后文的信息可知，这里是在列举有兴趣爱好的好处，故选G项。3D解析：根据上文的 Chances are that you dont want to skip doing the laundry or helping your kids with homework以及后文

25、信息可知，我们虽然无法避开洗衣服和给孩子辅导功课的时间，但我们可以抽出看电视的时间。4E解析：根据第四段中的 It may not sound relaxing on a schedule, but youll be glad that once youre on a regular schedule可知，这里是建议我们给新的兴趣爱好安排出时间。5B解析：根据下文的 Much of the difficulty in doing something lies in getting started可知，作者在本段主要鼓励我们要行动起来，故选B项。 语法填空The jaguar(美洲豹) is t

26、he largest cat in the AmericasA hundred years ago, jaguars 1_(find) everywhere from the southwestern United States to Argentina, in South AmericaToday, jaguars are an endangered species throughout their 2_(nature) habitat and have been lost from 50 percent of their territory(领土)Today they live 3_(mo

27、st) in the Amazon rainforestAnd jaguars arent the only animals losing their homesaccording 4_ the International Union for Conservation of Nature, habitat loss 5_(be) the main threat to about 85 percent of all endangered plant and animal speciesTropical(热带的) rainforests cover only about 7 percent of

28、Earths land, but theyre home to about half of all known plant and animal speciesMost 6_(scientist) agree that about 80，000 acres (an acre is equal to 4，047 square metres) disappear every day when trees are cut down and land is cleared for farmsTrees also play 7_ important role in climate changeFewer

29、 forests mean that more greenhouse gases remain 8_(trap) in the atmosphere, the mixture of gases that surrounds the EarthGrasslands, underwater habitats, and wetlands are also at riskFor example, the World Wildlife Fund reports that about half of the worlds wetlands 9_(disappear) since a hundred yea

30、rs ago as a result of being drained(排水) for either farmland 10_ other industriesThat means less space for animals to feed and raise their young1were found解析：考查一般过去时的被动语态。设空处所在句意为“一百多年前，从美国的西南部到南美的阿根廷都能发现美洲豹的踪影”，故find与jaguars之间是被动关系，应用被动语态，且由A hundred years ago可知，此处应用一般过去时，故填were found。2natural解析：考查形

31、容词作定语的用法。设空处作定语修饰habitat，表示“自然的”，故填形容词natural。3mostly解析：考查副词。设空处作状语修饰谓语动词live，表示“主要地”，故填副词mostly。4to解析：考查介词。according to意为“按照，根据所说”。5is解析：考查主谓一致。设空处所在句描述现在的情况，应用一般现在时，因为主语是habitat loss，故填is。6scientists解析：考查名词的数。设空处作主语，表示“科学家”，因为scientist是可数名词，由Most及谓语动词agree可知，此处应填scientists。7an解析：考查不定冠词。设空处所在句意为“树木

32、在气候变化方面起着重要作用”，又因important的发音以元音音素开头，故填an。play an important role in意为“在方面起重要作用”。8trapped解析：考查过去分词作表语的用法。设空处所在句意为“森林面积的减少意味着越来越多的温室气体停留在大气层里”，trap与greenhouse gases之间是被动关系，故填过去分词trapped。9have disappeared解析：考查现在完成时。由since a hundred years ago可知，此处应用现在完成时，因为主语是half of the worlds wetlands，故填have disappeared。10or解析：考查连词。eitheror意为“或者或者”。