高一英语必修第1册课时作业 10

课时作业

（十）Unit4Section IWelcome tothe unitReading.阅读理解iAPeople believethat climbingcan dogood tohealth.Where canyou learnthe skillofclimbing thenIf you thinkthat youhave togo tothe mountainsto learnhow to climb,youre wrong.Many Americansarelearning toclimb incity gyms.Here,people arelearning onspecial climbingwalls.The climbingwallgoes straight up andhas smallholding placesfor handsand feet.（保护带）How dopeople climbthe wallTo climb,you needspecial shoesand aharness aroundyourchest tohold you.There areropes tiedto yourharness.The ropeshold youin placeso thatyou dontfall.A beginnerswall isusually about15feet high,and youclimb straightup.There aresmall piecesofmetal thatstick outfor youto standon andhold onto.Sometimes itseasy to see thenew pieceof metal.Sometimes,its not.The mostdifficult isto controlyour fear.Its normalfor humansto beafraid offalling,so itsdifficult notto feelfear.But when you moveaway from the wall,the harnessand theropeshold you,and youbegin tofeel safe.You moveslowly untilyou reachthe top.Climbing attractspeople becauseits goodexercise foralmost everyone.You useyour wholebody,especially yourarms andlegs.This sportgives your body acomplete workout.When youclimb,both yourmind andyourbodycan becomestronger.

1.What can we inferfrom the passageA.People arefairly interestedin climbingnowadays.B.It isimpossible tobuild upone*s bodyby climbing.C.People canonly learnthe skillof climbingoutdoors.D.It isalways easytoseeholding placesin climbing.

2.The mostdifficult thingto doin wallclimbing is・A.to tieropes to your harnessB.to controlyour fearC,to moveaway fromthe wallD.toclimbstraightup

3.What doesthe underlinedword workout“in thelast paragraphmost probablymeanA.Settlement.B.Exercise.C.Excitement.D.Tiredness.

4.Why doesthe authorwrite thispassageA.To tellpeople whereto findgyms.B・To provethe basicneed forclimbing.C.To encouragepeople toclimb mountains.D.To introducethe sportof wallclimbing.

5.Where doyou supposethis textcomes fromA.A sciencebook.B.A researchreport.C・A sportsmagazine.D.A sportshistory book.BThe spreadof Westerneating habitsaround the world isbad forhuman healthand the environment.These findingscome froma newreport in the journalNature.David Tillman,a professorof ecologyat theUniversity ofMinnesota,America,examinedinformation from100countries toidentify whatpeople ateand howdiet affectedhealth.He notedamovement beginningin the1960s.He foundthat asnations industrialized,population increasedandearnings rose,more people began toadopt whathas beencalled the Western diet.The Western diet ishighin sugar,fat,oil andmeat.By eatingthese foods,peoplebegan to getfatter andsicker.David（糖尿病）Tillman saysoverweight peopleare atgreater riskof noninfectiousdiseases likediabetes andheartdisease.Unfortunately,if peopleadopt thisWestern diet,they aregoing to have thesehealth problems,especially in developing countriesin Asia.China isan examplewhere thenumber ofdiabetes caseshasbeen jumpingfrom lessthan onepercent to10percent of the populationas itbegantoindustrialize overa20-year period.And thatis happeningall acrosstheworld,in Nigeriaand soon.And,a dietbad forhuman beingsis alsobad forthe environment.As theworlds populationgrows,more forestsand tropical areas will become farmlandfor cropsor grasslandfor cattle.We arelikely tohavemore greenhousegas inthe futurefrom agriculturethan thatcoming outof allforms oftransportationright now.Mr.Tillman callsthe linkbetween diet,the environmentand humanhealth,a dilemma”,a problemofferinga difficultchoice.He saysone possiblesolution isleaving the Western dietbehind.

6.David Tillmanbelieves that.A.diet,theenvironmentand humanhealth areclosely connectedB.the Westerndiet isthe onlychoice asnations industrializedC.people intropicalareasare morelikely tohave heartdiseaseD.traditional dietis morebalanced thantheWesterndiet

7.According tothepassage,more greenhousegas mightbe givenoff inthe futurefromA.transportationB.developing countriesC・agricultureD.developed countries

8.What canbe inferredfromthepassageA.Nigeria hasthe largestnumber ofdiabetes cases.B・Overweight peopleare athigher riskof infectiousdiseases.C.The examinedinformation comesfrom developingcountries.

0.Industrialization contributestothe spreadof theWesterndiet.

9.Whats theauthors purposeof writingthe textA.Call onus toprotect theenvironment.B-Warn usof thedanger oftheWesterndiet.C・Remind usoftheimportance ofhealth.D.Advise ustohave a balanceddiet.n.七选五Personalized ExerciseAtthe startof everyyear,many ofus promiseourselves thata certainnumber of times aweek wewillgo tothe gymor attendan exerciseclass.But finallymany ofus juststruggle tofit exerciseinto ourlives,or startoff welland thengive up.Why dowe havea goodplan atthe beginningbut failto achieveitintheend Howcanwedeal withthe problem]It isimportant todetermine yourmotivation first.Are youmainly interestedinde-stressing oringetting fitterIf yourgoal isrelaxation,then askyourself ifyou wantto do something energetic.2If youhaveacalmer style,you candosomethingquite different.You couldchoose solitaryexercise,such aswalking thedog ordoing somegardening.3There arequite alot ofthem,such aswalking andrunninggroups,dance classes,etc.On yourown,you couldgo horseriding orswimming,or justdownloadfitness exerciseprogrammes anddo themat home.4Ifyouhave freetime atthe weekend,you couldbook sometime witha personaltrainer,whocan cometoyourhouse,or you could meethim atthe gym.If yourlife isnot regular,youcouldchoosethe nextcouple ofminutes youhave totry anexercise DVD,or putyour runningshoes onand runfor anylengthoftime.As yousee,everything countswhenyou are doingexercise.Whatever yourlifestyle is,you willbeable tohave somethingthat suitsyou.5Just sitdown witha cupof tea,read thisarticle again,and thinkaboutyour options.Then finishthe tea,get up,get going,and dontstop.A.Good exerciseis necessaryfor physicalhealth.B・The keycould beto findthe righttype of exercise.C.If it is fitnessyouareafter,group activitieswillbesuitable.D.Youd bettercreate apersonalized planto getyou intoshape.E.In thiscase,a typeofexercisebased onboxing maybe rightfor you.F.In otherwords,you canalways findpersonalized exerciseby yourself.G.For peoplewho areextremely busy,itiseasier tofit exerciseinto dailylives.。