ToYourGoodHealth。
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2011-2012学年高一英语必修1（冀教版）素材（含教案和练习）
Unit7ToYourGoodHealth
一.教学内容：
Unit7ToYourGoodHealth
二.教学重点：
1.重点单词：
fitness,mean,work,physical,focus,stay,balance,everyday,enjoyable,locate,wish,build,name,stomach,advice,contain,key,suggest,attempt,aware,serve
2.重点短语：alittle,goshopping,havesomefun,bynow,accordingto,bemadeupof,liveupto,payattentionto,standfor,take…for,granted,resultin,in(good/bad)shape,turnto,inchargeof
3.重点句型：
（1）that在定语从句中作主语
（2）if虚拟条件句
4.语法：
（1）本单元重点学习v-ing的一般用法
（2）kindsofsentences(I)
三.重难点解释：
1.Perhapsyouplaywithyourfriends.
playwith和……一起玩
例句:CanBobcomeouttoplaywithme?鲍勃能出来和我玩儿吗？
Thechildrenwereplayingwiththeirtrainset.孩子们正在玩火车玩具。
2.Perhapsyougoshoppingwithyourmother.
goqshopping买东西go+doing结构，表示“去干某事”。多指从事与体育和娱乐有关的活动。
短语拓展
(1)gofishing
(2)godancing
(3)goboating
(4)goswimmingjAB88.COm
3.Infact,themoreyouuseyourbody,thebetteritworks.
themore…themore…表示“越…越…”，指的是两个事物在程度或是数量上作等量的增加或减少。
注意：在这种结构中，两者都要用比较级，可以是形容词比较级也可以是副词的比较级。
例句:ThemoreIreadthebook,themoreIlikeit.这本书我越读越喜欢。
Thesooneryoufinishthework,thebetteritis.这项工作你完成得越早越好。
4.Beingfithelpsyoutostayalertandfocusonyourlessons.
focuson专注于；对准
例句:Anearsightedpersoncannotfocusondistantobjects.
近视的人无法把焦点对准远处的事物。
Ifocusedmycameraonher.我把照相机对准她。
Wemustfocus(ourattention)onurgentproblems.
我们必须把注意力集中在紧急问题上。
5.Youwillfallasleepatnighteasierandwakeupfeelingbetter.
fallasleep睡着
wakeup醒来
6.Remember,keepeverythinginbalance.
keepsthinbalance保持平衡
例句:Theboykeepstheseesawinbalance.这个男孩儿让跷跷板保持平衡。
短语拓展
(1)inthebalance悬而未决；犹豫
例句：Thefutureofthenationisinthebalance.国家的前途安危未卜。
(2)offbalance不稳
(3)keepone’sbalance保持平衡，保持镇静
例句：Don’tgetexcited,keepyourbalance.不要冲动，保持镇静。
(4)loseone’sbalance失去平衡，摔倒，心慌意乱
例句：Hewassurroundedbysomanydangersthathelosthisbalance.
他为很多危险所困扰，因此心绪慌乱。
例句：Theirsuggestionhas,onbalance,provedpracticable.
总的说来,他们的建议已被证明是可行的。
7.Youwillgetbetterandbetteratphysicalactivities,andhavemoreandmorefunplayinggamesanddoingthingswithyourfriends.
havefun有乐趣，过得愉快
例句:Youaresuretohavefunatthepartytonight.你在今晚的聚会上一定会玩儿得很开心。
Helikeshavingfunwithhisfriends.他喜欢和他的朋友们一起玩儿。
短语拓展
(1)forfun为了高兴
例句：HeislearningEnglishforfun.他是为了好玩才学英语的。
I’mlearningtocook,justforfunofit.我正在学习做饭，做着玩儿而已。
(2)infun开玩笑，闹着玩儿
例句：Heonlysaiditinfun－hedidn’treallymeanit.他只是说着玩儿——并非真是那个意思。
(3)makefunof取笑
例句：Itiscrueltomakefunofpeoplewhostammer.嘲笑口吃的人未免不近人情。
8.Thedifferentsystemsinyourbodyneedtobetakencareofinspecialways.
needtobedone=needdoing这是主动表被动，意思是“需要被做”。
takecareof照顾，照看
例句:Thehouseneedstoberepaired./Thehouseneedsrepairing.
房子需要修了。
Thequestionneededtobeexplainedagain./Thequestionneedsexplainingagain.
这个问题需要再解释一下。
We’lltakecareofyouwhenyouareold.你老了以后我们会照顾你。
短语拓展
(1)takecare当心，注意
例句：Takecarenottosmoketoomuch.注意不要抽太多烟。
(2)careabout在乎，担心
例句：Idon’tcareaboutwhatpeoplethink.我不在乎别人怎么想。
(3)carefor喜欢
例句：Idon’treallycareforredwine.我其实并不喜欢红酒。
9.Yourheartandlungswillbeusedtoworkinghardforlongperiodsoftime.
beusedtodoing习惯于做某事
例句:Iamusedtotakingsomecoffeebeforegoingtobed.
我习惯睡觉前喝点咖啡。
Heisnotusedtotheweatherhere.他不习惯这里的天气。
短语拓展
(1)usedtodo过去常做某事
例句:Peopleusedtobelievethattheearthwasflat.过去人们认为地球是方的。
Theyusedtoliveinthedowntown.他们过去住在市中心。
(2)beusedtodo被用来做某事
例句:Coalismostlyusedtoproduceelectricity.煤主要用来发电。
Thiskindofwoodcanbeusedtomakeshelves..这种木材可以做书架。
10.Myheartislocatedinmyheart,slightlytotheleftsideofthecenter.
belocatedin位于……
例句：Ourschoolislocatedinthecenterofthecity.我们学校座落在市中心。
11.Iwishyouallhealthandhappiness.
wishsbsth祝愿某人……
例句:Wishyougoodluck!祝好运！
Iwishyouahappynewyear!祝你新年快乐！
短语拓展
(1)wishsb+adj
例句:Iwisheverythingready.我希望万事俱备。
(2)wishsbtodosth
例句:Whatdoyouwishmetodo?你想让我做什么？
(3)wish+that从句（用虚拟语气）
例句:Hewishedthathehadbeenathomewhenshecametoseehim.
他想，当时她来看他，他若在家该多好呀。
12.Overdoismadeupoftwowords,overanddo.
bemadeupof由…组成，由…构成
例句:Thecommitteeismadeupofsevenmembers.该委员会由七人组成。
Allbodiesaremadeupofatoms.一切物体都是由原子组成的。
短语拓展
(1)bemadeof/from由..制成
例句：Hernecklaceismadefromsilvercoins.她的项链是由一串银币制成的。
(2)makeout看出，辨认出
例句：Ican’tmakeheroutinthecrowd.在人群中我认不出她来。
(3)bemadeoutof由…改制而成
例句:Herskirtismadeoutofhermother’soldone.
她的裙子由她妈妈的旧的改制的。
(4)makeup虚构；组成；化妆；补充
例句：Thegirlsmakeup40%inmyclass.我们班女生占百分之四十。
Hardworkcanoftenmakeupforalackofintelligence.勤能补拙。
13.liveuptoherdad’sexpectations.
liveupto符合，不辜负
例句:Hisworklivesuptohisreputation.他的作品配得上他的名声。
Youshouldliveuptowhatyourparentsexpectofyou.
你应该不辜负父母对你的期望。
14.Idon’tpayanyattentiontoemphasis.
payattentionto注意
例句:Hedidn’tpayanyattentiontome.他没注意到我。
Toomuchattentionwaspaidtothedetails.太过于关注细节了。
短语拓展
(1)attract/catchone’sattention吸引某人的注意
例句：Shewavedherhandtoattract/catchmyattention.她挥手以吸引我的注意。
(2)devoteone’sattentionto专心于
(3)fixone’sattentionon将注意力集中于……
(4)distractattentionfrom涣散对…的注意
15.ASAPstandsforassoonaspossible.
standfor代表，象征；主张；支持
例句:PRCstandsforthePeople’sRepublicofChina.PRC代表中华人民共和国。
GNPstandsforgrossnationalproduct.GNP代表国民生产总值。
Wearealwaysstandingforapeacefulsettlementoftheborderproblem.
我们一贯主张和平解决边境问题。
短语拓展
(1)standagainst反对
例句：Noonestoodagainsthissuggestion.没有人反对他的建议。
(2)standby站在一边；袖手旁观
16.Goodhealthisthemostvaluablepossessionapersoncanhave,butonecan’ttakehealthforgranted.
take…forgranted认为……理所当然
例句：Don’ttakeyourparents’loveforgranted.不要认为父母的爱是想当然的。
Itookitforgrantedthatyouknewthefact.我认为你应该知道那个事实。
17.Eatplentyoffoodsthatarehighinprotein,likeleanmeat,fish,beans,andnuts.
plentyof大量的，后面既可以接可数名词也可以接不可数名词。
behighin富含……
例句：Plentyofforeignfirmshavesetupfactorieshere.许多外国公司已经在这里设厂。
Chocolateishighincalories.巧克力富含热量。
短语拓展
(1)anumberof许多，很多
例句：Agreat(large,good)numberofpeoplehavecometotheparty.
很多人都来参加这个晚会。
(2)agreat/gooddealof；agreat/largeamountof许多，很多
例句：Hespentagreatamount/dealoftimereadingthesebooks.他读这些书花了很多时间。
(3)agood/greatmany许多，很多
例句：Hehadworkedhereforagoodmanyyears.他在这里工作了很多年了。
18.Overalongperiodoftime,alittleamountofsleepmayevenresultinachangeofpersonality.
resultin导致，引起
例句：Mary’sattemptresultedinfailure.玛丽的尝试终于失败了
Hiscarelessnessresultedin（导致）thisaccident.他的粗心导致了这场事故。
Hercarelessnessresultedinmuchargument.她发言过于草率，引来很多争议。
短语拓展
(1)resultfrom由…导致，引起。例如：
例句：Theaccidentresultedformhiscarelessness.这次事故是由他粗心导致的。
(2)asaresult作为结果
例句：Hewascaughtintherushhour.Asaresult,hewaslaterforthedate.
他遇上堵车了，所以约会迟到了。
(3)asaresultof由于
例句：Asaresultoftheheavysnow,Iwasstoppedfromthemeeting.
由于雪大，我没能参加会议。
19.Besuretoallowyourselffromseventoninehoursofsleepeachnight.
besuretodosth一定要做某事
例句：Heissuretopasstheexam.他一定能通过考试。
Besuretotellmeallthenews.请务必告诉我所有的消息。
短语拓展
(1)besureof／about确信…；对…有把握
例句：Heissureofsuccess．他自信会成功的。
Ifyouarenotsureaboutthesituationintheworld，youcanreadthenewspapereveryday．
如果你对世界形势不大了解，你可以每天看看报纸。
(2)makesuretodo确保做某事
例句：Makesuretoturnofftheradiobeforeyougoout.在你出去之前确保关掉收音机。
(3)makesureofsth确定某事
例句：Arriveearlyatthecinematomakesureofgettingaseat.早点儿到电影院以确保有座位。
20.Exercisefirmsthebody,strengthensthemuscles,andpreventsyoufromgainingweight.
prevent…fromdoingsth阻止……做某事
gainweight增肥
例句：Wewerepreventedbyheavysmogfromseeinganything.浓雾使我们看不到任何东西。
Whatpreventedyoufromjoininguslastnight?
昨天晚上什么事使你不能参加我们的晚会?
21.Mostsportsareexcellentforkeepingthebodyingoodshape.
ingood/bad/poorshape处于好/差的状态
例句：Hisbusinesshasrecentlybeeningoodshape.最近他的生意情况不错。
You’llneverbeinshapeuntilyoueatlessandtakemoreexercise.
只有少吃多锻炼才能健美。
短语拓展
(1)inanyshape（常用于否定句）无论如何
例句：Idon’tsmokecigaretteinanyshape.我什么烟都不抽。
(2)outofshape不成形的
例句：Thechildrenhavebeenplayingmyhat—theyhaveknockeditoutofshape.
孩子们一直在玩我的帽子，把它弄得不成样子了。
22.Iwouldstronglyadviseyoutokeepafitnessprogram.
advisesbtodosth建议某人做某事
23.Nowitisyourturntopractisewhathasbeensuggestedabove.
Itisone’sturntodo….轮到…做…
例句：Itisyourturntobeondutytoday.今天轮到你做值日了。
(1)inturn依次
例句：Theyansweredtheteacher’squestionsinturn.他们一个接一个回答老师的问题。
(2)taketurns轮流做…
例句：Wetaketurnsusingthebike.我们轮流用这辆自行车。
24.Alongtimeago,inEngland,somejudgesusedtodecidewhetherapersonwastellingthetruthbygivinghimorhersomedrybread.
tellthetruth说实话
bydoingsth通过做某事
例句：Totellthetruth,yourEnglishisnotverygood.跟你说实话吧，你的英语并不是太好。
Hemakeseverybodyhappybytellingjokes.他通过讲笑话让每个人高兴。
25.Apersonworryingaboutsomethinghasmuchdifficultyswallowinganythingdry.
havedifficultyindoingsth做某事有困难
例句：IhavedifficultyinlearningEnglish.我学习英语有困难。
Shehasgreatdifficultyinunderstandinghim.她很难理解他的话。
短语拓展
(1)with/withoutdifficulty有/没有困难
例句：HisEnglishwasverybadandhespokewithdifficulty.他的英语很差，因此说话很吃力。
Wemanagedtofinishitwithoutmuchdifficulty.我们没费多大劲儿就把它完成了。
(2)getintodifficulties陷入困境
例句：Whensalesslowdown,thecompanygotintodifficulties.
当销售额下降时，公司便陷入了困境。
26.Somepeopleareknownas“emotioneaters”.
beknownas作为……而出名
例句：Sheisknownasagreatsinger.她被认为是个出色的歌手。
SamuelClemens,knownasMarkTwain,becameafamousAmericanwriter.
赛谬尔以笔名马克吐温而成为美国的著名作家。
短语拓展
(1)beknownto为…所熟知
例句：Heisknowntothepolice.他是警察所熟知的罪犯。
(2)beknownfor以…而出名
例句：Jiuzhaigouisknownforitsbeautifulscenery.九寨沟以它的美丽景色而闻名。
(3)makeoneselfknownto自我介绍给…
例句：I’mverygladtoseeyou,letmemakemyselfknowntoyou.
很高兴见到你们，让我自我介绍一下。
(4)makesomethingknown使…被了解，知道
例句：Hemadeitknowntohisfriendsthathedidnotwanttoenterpolitics.
他让朋友们都知道，他不想进政界。
27.Emotioneatersoftenturntofoodrightafterhavingabadexperience.
turnto转向，向……求助
例句：Inhisdesperation,heturnstodrink.他于绝望中借酒消愁。
Ican’ttellmyparentsaboutit;Idon’tknowwhototurnto.
我不能跟我的父母说这件事，我不知道该求谁。
28.Theyfeelstressandfeatandturntofoodinanattempttomaketheirnegativefeelingsgoaway.
inanattempttodosth尝试做某事
例句：Theyfailinalltheirattemptstoclimbthemountain.他们尝试爬这座山，但是都失败了。
Thegovernmentannouncedbigtaxcutsinanattempttoregainitslostpopularity.
政府宣布大幅度降税，企图以此恢复失去的声望。
短语拓展
(1)attemptdoing/todo尝试做某事
例句：Heattemptedtoleavebutwasstopped.他试图离开但是被制止了。
Iattemptedwalkingalongtherope.我试着走绳索。
29.Manyofthosewhoeatlikethisbecomeobeseandthenhavetodealwiththeemotionalandphysicalproblemsthatgoalongwithyou.
dealwith处理，对付；与……做买卖
例句：Howwouldyoudealwithanarmedburglar?遇到持有武器的盗贼，你将如何对付？
Ivedealtwiththisshopfor20years.我同这家商店做生意已经有20年了。
短语拓展
(1)dealin经营，买卖
例句：Thisshopdealsingoodsofallsorts.这家商店经营各种货物。
(2)dowith对待，处理
例句：WhatshallIdowithit?怎样处置它好呢？
30.Emotioneatersmustbecomeawareoftheirmotivationsforwantingtoeat.
become/beawareof意识到，明白
例句：Wearefullyawareofthegravityofthesituation.我们充分认识到形势的严重性。
Iwasnotawareofhowdeeplyhehadfeltabouthismother’sdeath.
我不知道他对他母亲的逝世感到怎样的难过？
31.Youneedthisawarenessinordertotellwhetheryourstomach’sactuallyemptyoryouareupsetaboutsomethingandjustwanttoeattofeelbetter.
inordertodosth为了做某事
例句：Hehurriedthroughhishomework(inorder)topalyfootball.
他很快做完作业，为的是可以踢足球。
Inordertosucceed,heworkedveryhard.为了成功，他努力工作。
Hegotupearlyinordernottobelateforschool.他起得很早为了上学不迟到。
短语拓展
inorderthat为了……
例句：Ilenthersomemoneyinorderthatshecouldgoforaholiday.
为了让她度假，我借给她一些钱。
Hesavedalotofmoneysothathemightbuyanewcar.他攒了很多钱，为了买一辆新车
32.Canyouimaginecookingforallthosepeople?
imaginedoing想像做某事
例句：Itishardtoimaginelivinginaplacewheretherearenocars.
生活于一个没有汽车的地方是不可思议的。
33.Scheibisinchargeofafull-timestaffoffiveandoverseesapart-timestaffof20.
inchargeof负责，管理
例句：Studentnursesshouldnotbeleftaloneinchargeofhospitalwards.
不应当让实习护士单独看管病房。
Sheisinchargeofourclass.她担任我们的班主任。
短语拓展
(1)inthechargeof在……管理下
例句：Thechildrenwereleftinthechargeofaneighbour.留下孩子由邻居照顾。
(2)takechargeof开始管理
例句：Whowilltakechargeofthecompany?谁将掌管这个公司？
(3)freeofcharge免费
例句：Thefaultypartwasreplacedfreeofcharge.这个出毛病的部件已经被免费调换过了。
(4)onachargeof控告
例句：Hewasarrestedonachargeofmurder.他被控谋杀罪而被拘捕。
beoncharge充电
例句：Thebatteryisoncharge.电池正在充电。
（答题时间：50分钟）
第一部分：单项选择
1.---Gladtomeetyou.
---______________
A.SodoI.B.Howareyou?C.Howdoyoudo?D.Thesametoyou.
2.Icanguessyouwereinahurry.You_______yoursweaterinsideout.
A.hadwornB.woreC.arewearingD.werewearing
3.---WhichonecanItake?
---Youcantake_____ofthem;I’llkeepnone.
A.bothB.anyC.eitherD.all
4.---HowmuchistheT-shirt_______?
---65dollars.
A.worthB.costC.worthyD.paid
5.I’vevisitedalotofdifferentplacesandstayedinlotsofdifferenthotels,butnoneofthem____thisone.
A.makesB.beatsC.comparesD.matches
6.Itistheprotectionforthetrees____reallymatters,ratherthanhowmanytreesareplanted.
A.whatB.thatC./D.which
7.Thetwosideshavefinally____,thoughsomesmalldifferencesstillexist.
A.madeadecisionB.reachedanagreement
C.settleddownD.brokedown
8.---ShallMarycomeandplaycomputergames?
---No,_____shehasfinishedherhomework.
A.whenB.ifC.unlessD.once
9.Thequestioncameupatthemeeting______wehadenoughmoneyforourresearch.
A.thatB.whatC.whichD.whether
10.Thefirstdayonthejob,Roygotoffonthewrongfootbytellinghisbossastupidjoke.
Theunderlinedphrasemeans“________”.
A.knockedatthedoorB.hadabadstart
C.didastupidjobD.enteredawrongroom
11.Greatchangeshavetakenplaceinmyhometown.Itisquitedifferentfrom____itwasfiveyearsago.
A.whereB.whichC.theoneD.that
12.Janewasaloneintheworld_____anauntinBrazil.
A.exceptforB.exceptC.besidesD.exceptthat
13.---Hashelivedhereforalongtime?
---Notverylong,______hewasmademayorofthiscity.
A.fromB.whenC.sinceD.after
14.---Didyousayitwouldgetcolderthisafternoon?
---Yes.Ican_____you.
A.promiseB.admitC.answerD.prove
15.---Annwillbesentabroadverysoon.
---Sheneverdreamed______suchachance.
A.tobeB.theretobeC.oftherebeingD.oftheretobe
16.IlistenedtoDr.John’slectureaboutbiology,butIfailedtogetitskey_____.
A.wordsB.pointsC.notesD.messages
17.HoweverhardItriedtoopenthedoor,itjust______open.
A.shouldn’tB.wouldn’tC.couldn’tD.mightn’t
18.Youmusthaveworkedasateacherbeforeyouturnedwriter,_____you?
A.haven’tB.hadn’tC.didn’tD.don’t
19.---WheredidyoumeetMr.Smith?
---Itwasinthehotel_____hestayed.
A.thatB.whereC.whichD.as
20.Believeitornot,theboyhisfatherconsidered______veryhardfailedintheimportantexamination.
A.workingB.toworkC.tohaveworkedD.havingworked
第二部分：下面5题中的句子可以组成一篇小短文，请从四个选项中选出最佳答案；然后根据理解，将5个选项进行重新排列，选出短文的最佳排列顺序。
21.Whileitmaysoundscary,theoperationisquite_____.
A.normalB.ordinaryC.commonD.usual
22.Unlikeimportantpartliketheheartandlungs,______,theappendixservesnopurpose.
A.OfcourseB.InawordC.IngeneralD.Infact
23.Youmayhaveheardofappendicitis(阑尾炎).That’s____theappendixbecomesinfected(感染)andneedstoberemoved.
A.whereB.whenC.whatD.which
24.Whatisanappendix(阑尾)?Weareallbornwithanappendixbutnoteveryone____.
A.leavesB.needsC.staysD.keeps
25.Itwasusedtohelpdigestfoodthousandsofyearsago,butwe_____needit.
A.nolongerB.nomoreC.not,anylongerD.not,anymore
26.短文排列：
A.24/22/25/23/21B.24/25/22/23/21
C.25/24/22/21/23D.23/21/24/22/25
第三部分：阅读理解
A?
MostAmericansgetwhatmoneytheyhavefromtheirwork;thatis,theyearnanincomefromwagesorsalaries.TherichestAmericans,however,getmostoftheirmoneyfromwhattheyown—theirstock,bonds,realestate,andotherformsofproperty,orwealth.Althoughtherearefewaccuratestatisticstogoby,wealthinAmericansocietyappearstobeconcentratedinveryfewhands.Morethan20percentofeverythingthatcanbeprivatelyownedisheldbylessthanonepercentoftheadultpopulationandmorethan75percentofallwealthisownedby20percentofAmericanadults.TheplainfactisthatmostAmericanshaveonwealthatallasidefromtheirhomes,automobiles,andasmallamountofsavings.?
IncomeintheUnitesStatesisnotashighlyconcentratedaswealth.In1917therichest10percentofAmericanfamiliesreceived26.1percentofallincome,whilethepoorest10percentreceived17percent,mainlyfromSocialSecurityandothergovernmentpayments.ThemoststrikingaspectofincomedistributionisthatithasnotchangedsignificantlysincetheendofWorldWarII.Althougheconomicgrowthhasroughlydoubledrealdisposable(可自由使用的)familyincome(themoneyleftaftertaxesandadjustedforinflation)overthelastgeneration,thesizeofthesharesgiventotherichandthepoorisaboutthesame.ByanymeasureeconomicinequalityisgreatintheUnitedStates.?
TherealitybehindthesestatisticsisthatalargenumberofAmericansarepoor.In1918,14percentofthepopulationwaslivingbelowthefederalgovernmentspovertyline,whichatthattimewasanannualincomeof87foranonfarmfamilyoftwoadultsandtwochildren.Inotherwords,aboutoneoutofsevenAmericansover31millionpeoplewasofficiallyconsideredunabletobuythebasicnecessitiesoffood,clothes,andshelter.Thesuggestedpovertylinein1981wouldhavebeenanincomeofabout,200forafamilyoffour.Bythisrelativedefinition,about20percentofthepopulationormorethan45millionAmericansarepoor.?
27.WhatdoesthemajorityoftheAmericanshaveintermsofwealth?
A.Theirincomeandsavings.
B.Everythingtheyownintheirhomes.?
C.Actually,theyhavenowealthatall.
D.Theirhouse,carsandsmallamountsofsavings.?
28.WhatisthepercentageofwealththatisinthehandsofmostAmericans?
A.Morethan25%.B.Lessthan25%.
C.Morethan75%.D.Lessthan20%.?
29.WhyiseconomicinequalitystillgreatintheUSinspiteoftheeconomicgrowth??
A.Becausetheproportionofincomereceivedbytherichandthepoorremainsalmostthesameasin1917.?
B.Becausetheeconomicgrowthhaswidenedthegapofthefamilyincomebetweentherichandthepoor.?
C.BecauseincomeintheUSisstillconcentratedinthehandsoftherichest10%ofAmericanfamilies.?
D.BecausesomeAmericansmadegreatfortunesduringtheSecondWorldWar.
30.Whatcanwelearnfromcomparisonofthetwopovertylinesinthelastparagraph??
A.Thepovertylineof1918ismorefavorabletothepoorthanthatof1981.
B.The1981linedidntleavemuchtothepoor.?
C.ThereweremoreAmericanswhowereofficiallypoorbythe1981line.
D.ThereweremoreAmericanswhowereofficiallypoorbythe1918line.
31.Fromthelasttwosentenceswecanseethat1981governmentspovertyline.?
A.wasofnogoodforthepoor
B.wasnotputintooperationthen?
C.wasofficiallyapproved
D.wasnothelpfultothepoor?
B?
Youcannotseeanyobjectunlesslightfromthatobjectgetsintoyoureyes.Someofthethingsyouseegiveofflightoftheirown.Thesun,thestars,alightedlampareexamplesthatcanbeseenbytheirownlight.Suchthingsareluminous.Mostofthethingsyouseearenotgivingofflightoftheirown.Theyaresimplyreflectinglightthatfallsonthemfromthesunorsomeotherluminousbody.Themoon,forexample,doesnotgiveoffanylightofitsown.Itisnonluminous.Youseeitbecausesunlightfallsonitandsomeofitreflectsinourdirection.Somoonlightisonlysecondhandsunlight.?
Whenyoulookatabook,itsendstoyoureyessomeofthelightwhichfallsonit,andyouseethebook.Iflightcouldbekeptoutfromwhereyouaresothattherewouldbenolightforthebooktoreflect,thenyoucouldnotseethebookevenwithyoureyeswideopen.?
Lighttravelssofastthatthetimeinwhichittravelsfromthebookyouarereadingtoyoureyesissoshortasiftherewerenotimeatall.Lightreachesusfromthemoon,whichisabout380,000kilometersaway,inonlyalittlemorethanasecond.?
32.Youcanseethebookbecause.?
A.youreyesareclosetoit
B.itreflectssomeofthesunlight
C.ithaslightofitsown
D.youreyesightcangettoit
33.Theunderlinedword“luminous”means.?
A.visibleB.allcolours
C.givingofflightD.sunlight?
34.havelightoftheirown.?
A.ThesunandthemoonB.Thestarsandtheearth?
C.ThesunandthestarsD.Themoonandtheearth?
35.WhichofthefollowingisTRUE??
A.Allthethingsyoucanseegiveofflight.?
B.Lightfromthebookismuchshorterthanthatfromthemoon.?
C.Themomentyouopenyoureyesthelightfromthebooktravelstoyoureyes.
D.Lighttravelssofastthatthereisnotimeforyoutoread.?
1－5DCBAD6－10ABCDB11－15CACAC16－20ACCBC21－25BBABA
26－30BDBAC31－35BBCCC
精选阅读
