高三英语大一轮复习 BookUnitHealthy eating单元知识对点练含解析 新人教

1、Unit 2Healthy eating.单项填空1Learn to_your knowledge with my experience，and you are sure to succeed.Ajoin Bunite Cconnect Dcombine答案D解析考查动词辨析。join参加；unite联合；connect联系，连接；combine结合。句意为：学会把你的知识与我的经验结合起来，你一定会成功。combine.with.把和结合起来。2As we all know，everyone has his own_and weaknesses, so we should learn fro

2、m each other.Astrengths Bvalue Ctechnique Denergy答案A解析句意为：众所周知，每个人有自己的优缺点，因而我们要相互学习。strength强项，长处，与weakness相对应。value价值；technique技术；energy精力，能量。3A good teacher should leave some time for the students to_the knowledge.Aintroduce Breceive Cdigest Daccept答案C解析考查动词辨析。句意为：一个好老师应该留些时间让学生消化知识。digest消化；intro

3、duce介绍；receive收到；accept接受。4Who is most likely to_the old ladys death?Abenefit Bbenefit fromCbe beneficial Dbe beneficial to答案B解析benefit对有益；benefit from从中获益；be beneficial to对有益，故选B项。5Never lie to your friends.Once you lose their trust, it is impossible to_.Awin it out Bwin it overCwin it back Dwin it

4、 through答案C解析考查动词短语辨析。win out在竞争中取胜，战胜对方；win over说服；win through克服障碍。win back赢回，夺回，符合句意。6They_have prepared for the meeting more carefully.But they didnt.What a pity!Ashouldnt BcantCmay Dought to答案D解析ought to have done sth.本来应该做某事而没做。句意为：他们应该更细心地准备会议的。可他们没有，太遗憾了。7Dont cheat in the examyoull never_it.

5、Akeep away from Bstay away from Cget away with Ddo away with答案C解析考查动词短语辨析。get away with逃脱处罚，(做坏事)不受惩罚。句意为：考试不要作弊你绝不会逃脱惩罚的。keep away from远离；stay away from离开；do away with废除。8I am heavily_at the moment, but I hope to be out of it when I get paid.Ain debt Bin troubleCof difficulty Din danger答案A解析考查介词短语辨

6、析。句意为：我现在陷入严重的债务危机中，但是我希望发了工资后会摆脱债务困扰。由后半句的“out of it when I get paid”可知A项正确。in debt欠债；in trouble陷入困境；in danger陷入危险。9If you dont _ your smoking，I will _ your supply.Acut up；cut down Bcut down；cut offCcut in；cut off Dcut in；cut up答案B解析句意为：如果你不减少抽烟，我将中断供应。cut down削减；cut off切断，中断。10The director had her

7、 assistant _ some hot dogs for the meeting.Apicked up Bpicks upCpick up Dpicking up答案C解析have sb.do sth.叫某人做某事。句意为：主任让她的助手顺便为会议买了些热狗。11Usually there is a speed _ of 30 km/h in towns or villages.Alevel Bstandard Climit Ddegree答案C解析句意为：通常在城镇或乡村的时速限制为每小时30公里。a speed limit时速限制，符合题意。12I dont think you sho

8、uld _；you are quite slim.Aput on weight Blose weightCput weight Dgain weight答案B解析根据空后的“你相当苗条”可知，“你”不应该“减肥”(lose weight)。put on/gain weight表示“增加体重”。13You _ go to the post office.Its going to rain.Ahad better not to Bhad not betterChad better not Dhad not better to答案C解析had better的否定形式为had better not。故

9、选C。14He went from door to door，_ waste papers and magazines.Agathering Bgathered Cgather Dbeing gathered答案A解析考查现在分词短语作伴随状语，又gather与he为主动关系，故选A。15What makes Tom unpopular with his fellows?_.ATell a lie BTelling liesCTold lies DTelling lie答案B解析考查tell a lie/lies“说谎”；同时telling a lie/lies在句中作主语。.阅读理解AOve

10、r the summer,18­year­old Roberto Mancera of Chandler wasnt looking forward to dances，football games or even his last year in high school.He was more excited about building a robot that will compete in the sixth annual FIRST Robotics Competition (FRC)Arizona Regional.FIRST stands for For In

11、spiration and Recognition of Science and Technology，a non­profit organization that believes the heroes of todays youth should be engineers，not sports or pop stars.They aim to change the culture by hosting athletic­like competitions for robots，with cheering fans，mascots(吉祥物) and music.Mance

12、ra and a team of about 14 of his schoolmates will compete this year against 44 other high school teams from all over Arizona，California and New Mexico at the Arizona Veterans Memorial Coliseum in Phoenix.Finalists will move on to the FRC 2009 Championship in Atlanta to face teams from 48 states and

13、seven other countries.For the 40 regional events worldwide，a similar “kit(工具包)of parts” is given to each of the 1,680 teams from around the globe every January.The robot functions are different every year，and after a six­week building season，robots are boxed up and shipped off to the competitio

14、ns destination.The competition has a minimum $6,000 entrance fee，and students are sponsored and mentored by adult professionals and experts，like computer science teacher Sam Alexander,39，at Chandler High.“I try to give the kids the challenge and they try to figure it out，” he said.“They work through

15、 the entire scientific method without me giving them the answers.”FIRST students are also eligible(有资格的) to apply for $9.7 million in college scholarships，something that Alexanders students have taken advantage of.“You learn skills that your average student isnt learning，” Mancera said.“Its really a

16、mazing，and Ive been able to meet a lot of interesting people.” Mancera said that he found himself when he joined the robotics team.He now has a career goal set and has learned valuable leadership skills.1The goal of FIRST is to_.Ahelp students have a rich summerBchoose heroes for todays youthCdevelo

17、p the interest of young people in sportsDcreate a culture of valuing technology答案D解析事实细节题。根据第二段的“They aim to change the culture by hosting athletic­like competitions for robots.”可知答案为D项。2Each robot made for the competition is_.Adesigned for a different functionBdecorated similarlyCa team­m

18、ade productDa copy of famous robots答案C解析推理判断题。根据第三段的“Mancera and a team of about 14 of his schoolmates.” 可知，参赛机器人是团队制作的产品。3Which of the following words has the similar meaning to the underlined word “mentored” in Para.5?AGuided. BControlled.CJudged. DReplaced.答案A解析猜测词义题。根据第五段中“students are sponsored

19、 and.by adult professionals and experts”可知专家们赞助并指导参赛学生。4Whats the influence of FIRST on Roberto Mancera?AHe has been awarded a college scholarship.BHe has become the hero for his classmates.CIt has helped him to decide his future career.DIt has allowed him to make a lot of friends with the same inte

20、rest.答案C解析事实细节题。根据最后一段的“He now has a career goal set.”可知答案为C项。BScientists studying the impact of climate change on the Arctic need to consider ways to reduce their own carbon footprints(碳排放量)，says Ryan Brook，a researcher who regularly flies north to study the health of caribous(驯鹿)He calls on scient

21、ists to show leadership by examining and sharing ways to reduce the impact of working in polar regions.“The importance of the research is not at question here. It is important to our understanding of and adapting to climate change.But we need to think about better approaches，” says Brook.“This is an

22、 issue for all scientists，though polar researchers often travel particularly long distances using commercial air travel.We also rely extensively on small aircraft，icebreakers，and snowmobiles，all of which produce large amounts of carbon.”Brook studies the health of caribou herds in Nunavut and Northw

23、est Territories.He works with northern wildlife managers.This work typically takes him north five or six times per year and when he calculated his own carbon footprint，he was not happy with the result.“My research footprints are about the same as the annual footprints of an average Toronto resident.

24、Basically，I have two footprintsmy own personal life，which is moderate，and my research footprint.”Climate scientists can rightly argue that Arctic research is a specialized field and the community of scientists who travel north is relatively small.Even if all scientists working in the north reduced t

25、heir carbon emissions，it would not make a big impact on the global scale.For Brook，its the option that matters.There are ways researchers can reduce the amount of carbon they use.Some helicopters use less fuel than others.Solar and wind power are alternatives to gas­fired generators.And while c

26、arbon offsets(抵消) dont reduce the amount of carbon emitted，they are an easy first step.“There arent necessarily any easy answers，but we need to start talking about it，”says Brook.“This is particularly important for the next generation of scientists being trained and I hope to see them become leaders

27、 in this issue.”5The underlined word “It” in Para.2 refers to_.Athe research of climate change on the ArcticBthe study of the health of caribousCthe impact of working in polar regionsDthe reduction of polar scientistscarbon emissions答案A解析代词指代题。根据“The importance of the research is not at question her

28、e.It is important to our understanding of and adapting to climate change.”(这项研究的重要性不言而喻。它对我们理解并适应气候变化很重要)可知“It”指：对北极气候变化的研究工作。6What did Brook find when he calculated his own carbon footprints?AHis carbon footprints are more than the annual footprints of a Toronto resident.BHis personal life footprints are more than the annual footprints of a Toronto resident.CHis research footprints are about the same as his personal life footprints.DHis personal life footprints are more than his research footprints.答案A解析推理判断题。根据第五段的“My research foot