2020-2021学年人教版英语必修3习题：UNIT 2　SECTION Ⅱ— LEARNING ABOUT LANGUAGEUSING LANGUAGESUMMING UP & LEARNING TIP WORD版含解析.docx

1、高考资源网（） 您身边的高考专家SectionLearningaboutLanguage,UsingLanguage,SummingUp&LearningTip课后篇巩固提升一、用下面方框内所给短语的适当形式填空spy oncombine.with.cut downbefore longearn ones livingbenefit from1.The police had been the robber for several months.答案spying on2.We the lecture given by the professor from Xiamen University.答案

2、benefited from3.After graduation,he didnt get a good job,so he had to by washing dishes in a restaurant.答案earn his living4.Are you sure these measures can the rate of traffic accidents?Yes,I am sure.答案cut down5.Why dont you your diet some jogging to keep slim?答案combine;with6.Do be patient!The truth

3、will be found out .答案before long二、同义句改写1.This is the best shirt that I have bought.I havent bought than this one.答案a better shirt2.It seemed that he didnt hear what I said just now.He seemed what I said just now.答案not to hear3.He is so young that he can hardly care for himself.He is old care for him

4、self.答案not;enough to4.The book is of great favour to the students who learn English.The students who learn English will the book.答案benefit from5.You will realize your mistakes before long.It you realize your mistakes.答案wont be long before三、单句填空1.A large sum of money has been raised for benefit of th

5、e poorly-educated children in the mountainous areas.答案the2.I lay in bed (stare)at the ceiling,lost in thought.答案staring3.The foreigner was caught (spy)on the military base and was sentenced to 10 years in prison,limited no relative visiting.答案spying;to4.Widely reading is (benefit)to a student,but it

6、 should be (combine)with his study.答案beneficial;combined5.He was bitten by a (poison) spider,and his mother treated his hand with an old folk curesetting his hand on fire.答案poisonous6.Though I didnt give up smoking,at least I tried to cut it.答案down7.You can have second try if you fail this time in t

7、he exam.答案a8.I would take this opportunity and accept this job if I (be) you.答案were四、完成句子1.不久我们就能够回家了。It wont be .答案long before we can go home2.所有的庄稼将从这场雨中受益。All the crops will .答案benefit from the rain3.我们把那棵大树砍倒了。We have .答案cut down that big tree4.我们要把知识和实践联系起来。We should knowledge practice.答案combin

8、e;with/and五、阅读理解AThe World Health Organization says the widespread use of sugar in food products and drinks is a major concern in many areas.So WHO officials are calling on governments to require taxes on sugary drinks in an effort to limit their usage and popularity.The officials believe the taxes

9、also would reduce the risk of health problems resulting from obesity.Obesity is a condition in which the body stores large,unhealthy amounts of fat.Obese individuals are considered overweight.A new report says that in 2014 more than one-third of the adults in the world were overweight,and 500 millio

10、n were considered obese.The United Nations agency estimates that in 2015,42 million children under age 5 were either overweight or obese.It says that the number represents an increase of about 11 million during the past 15 years.Almost half of these boys and girls live in Asia and one-fourth in Afri

11、ca.The UN agency blames unhealthy diets for a rise in diabetes cases.There are 422 million cases of the disease worldwide.WHO says 1.5 million people die from it every year.It says the use of sugar in food products,like sugary drinks,is a major reason for the increase in rates of obesity and diabete

12、s.Temo Waganivalu is with the agencys Department for the Prevention on Non-communicable Diseases.He told VOA that taxing sugary drinks would reduce consumption and save lives.Waganivalu noted that Mexico enacted a 10 percent tax on sugary drinks in 2014.He said by the end of the year,there was a 6 p

13、ercent drop in the consumption of such drinks.Among poor people,the number of people who consumed sugary drinks dropped by 17 percent.The WHO says people should limit the amount of sugar they consume.It says they should keep their sugar intake to below 10 percent of their total energy needs,and redu

14、ce it to less than 5 percent for improved health.1.Why are taxes on sugary drinks required?A.To limit their usage and popularity.B.To readjust the economic structure.C.To warn people to change their lifestyle.D.To ensure the markets diverse development.答案A解析细节理解题。根据第一段第二句中的“tolimittheirusageandpopul

15、arity”可知选A项。2.What do the figures in the second paragraph suggest?A.Adult obesity is ignored at present.B.Obesity is a severe worldwide problem.C.Obesity can block economic development.D.Obesity is most serious in developed countries.答案B解析推理判断题。根据第二段第三句“Anewreportsaysthatin2014morethanone-thirdofthe

16、adultsintheworldwereoverweight,and500millionwereconsideredobese.”可知,肥胖是世界范围内一个严重的问题。故选B项。3.What does the underlined word “enact”mean in the passage?A.Abolish.B.Pass.C.Promise.D.Reduce.答案B解析词义猜测题。根据第四段第二句“HetoldVOAthattaxingsugarydrinkswouldreduceconsumptionandsavelives.”可知,2014年墨西哥通过了法律,对含糖饮料征收10%的税

17、。故选B项。4.What does the example of Mexico prove?A.Tax policies are unfair to the poor.B.Sugary drinks are a threat to health.C.The poor consume more sugary drinks.D.Taxing sugary drinks makes a difference.答案D解析推理判断题。根据文章倒数第二段可知,墨西哥对含糖饮料征税后,饮料的消费量下降,改善了人们的健康状况。由此可推知对含糖饮料征税很有效。故选D项。BAlthough onions tast

18、e delicious,watering eyes come with the process when you cut them up.Thankfully,GoodHousekeeping has suggested some tips to prevent yourself from crying while you are trying to cut up an onion.According to the findings from the Institute,putting onions in a fridge 30 minutes before cutting can preve

19、nt the annoying hurt,as the cold stops tear-jerking (催泪的) gas from being produced.Another way to reduce the gas released by the onion is to put it in water for a while.GoodHousekeeping recommends: “Cut the end off the onion and then put it straight into a bowl of water.The water will draw out the ac

20、id,making your tears fewer when you cut it.”When an onion grows,it mixes with sulfur (硫) in the soil to create a special mineral acid.When the onion is cut into pieces,it reacts and creates a gas.As it reaches your face,this annoying gas causes the eyes to produce tears.The root is where the gases a

21、re most concentrated,so it is recommended that this part of the onion be left on as you cut it to avoid uncomfortable eyes.Do this by cutting the vegetable in half down the middle,and then cut off part of one side to create a flat surface.Then,place the onion with its flat surface down and cut it to

22、wards the root.Also,to reduce the gass effect on your eyes,cut it next to a window or near a fan so the gas is blown away from your face.And take care to use a sharp knife; this will make it easier to move through the vegetable,causing fewer cells to be broken and fewer gases to be released as a res

23、ult.5.Refrigerating the onion before cutting can .A.change its tasteB.make it easier to be cut upC.avoid generation of the gasD.help the gases mix more quickly答案C解析细节理解题。根据第二段“AccordingtothefindingsfromtheInstitute,puttingonionsinafridge30minutesbeforecuttingcanpreventtheannoyinghurt,asthecoldstopst

24、ear-jerking(催泪的)gasfrombeingproduced.”可知,把洋葱放在冰箱里30分钟后切可以阻止洋葱产生让人流泪的气体,故C项正确。6.From the fourth paragraph,what happens when the onion is cut up?A.Some acid mineral is lost.B.The tear mixture is created.C.The sulfur inside it pours out.D.A chemical reaction produces a gas.答案D解析细节理解题。根据第四段第一、二句“Whenano

25、niongrows,itmixeswithsulfur(硫)inthesoiltocreateaspecialmineralacid.Whentheonioniscutintopieces,itreactsandcreatesagas”可知,切开洋葱后,洋葱内含有的一种特殊的酸会发生化学反应,从而产生气体,故D项正确。7.What does the underlined word “this” in Paragraph 5 refer to?A.Producing more tears.B.Leaving the root uncut first.C.Promoting concentrati

26、on.D.Making the onion more tasty.答案B解析代词指代题。根据第五段第一句“Therootiswherethegasesaremostconcentrated,soitisrecommendedthatthispartoftheonionbeleftonasyoucutittoavoiduncomfortableeyes”可知,洋葱的根是气体最集中的地方,所以建议把洋葱的这部分留下,以避免流泪;结合第五段第二句“Dothisbycuttingthevegetableinhalfdownthemiddle,andthencutoffpartofonesidetocr

27、eateaflatsurface.”可知,该句中的this应指“开始时避免切开根部”,故B项正确。8.The main purpose of the text is to .A.advise and explainB.examine and analyzeC.argue and discussD.present and compare答案A解析推理判断题。根据第一段第二句“Thankfully,GoodHousekeepinghassuggestedsometipstopreventyourselffromcryingwhileyouaretryingtocutupanonion”可知,本文旨在介绍切洋葱不流泪的几个方法;根据第四段可知,本文还介绍了切开洋葱后流泪的原因;据此可知,本文旨在提出建议并解释切洋葱导致流泪的原因,故A项正确。- 5 - 版权所有高考资源网