北师大版英语选修7 Unit 21 Human Biology同步练习Word版含答案文档格式.docx
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Itisexploitation,notasolution.
Itwouldbebettertoapplycreativethinkingaboutprotectiontothereallifeproblemsoftoday'
sworld.Deextinctiontakesattentionawayfromthedifficultsituationofendangeredanimals.DiscussionsaboutwoollymammothcloningdonothingtostoptheillegalkillingsofendangeredwildAfricanelephants.Moneywouldbebetterusedtopreventhumanconflictwithwildlifeandtheirecosystems.
Let'
skeepdeextinctionintheworldofsciencefiction,learnfromourfailedpast,andprotectwildanimalsandtheirhabitatsforthefuture.
[语篇解读] 本文为一篇议论文。
通过克隆或基因工程使已经灭绝的动物“复活”引起了一些科学家的兴趣,但这种做法对于现存的动物及生态环境等不一定有利。
1.Theunderlinedword“it”inParagraph1refersto“________”.
A.deextinction
B.cloningorgeneticengineering
C.exploitation
D.NationalGeographicMagazine
解析:
词义猜测题。
根据第一段第一句可知“deextinction”指的是“通过克隆或基因工程使已灭绝的动物重生”。
再结合第三句(支持者们说他们这么做是出于道德),由此可见画线的it指的就是“deextinction”,故答案为A项。
答案:
2.InParagraph2,examplesaregiventoshowthat______.
A.modernelephantsarerelatedtowoollymammoth
B.scientistsshouldimprovethecloningprocess
C.deextinctiondoesharmtosomeanimals
D.it'
spossibletobringbackextinctanimals
推理判断题。
第二段的主题句为第一句话,即Consideringtheimperfectscienceofcloning,deextinctionwouldcauseanimalssuffering.然后作者用举例的方法说明了这一道理,由此可见本题答案为C项。
C
3.Whatmighthappenifextinctanimalscomebacktothewild?
A.Theproblemofextinctionwillbesolved.
B.Theywillliveintheiroriginalhabitats.
C.Thebalanceofnaturemaybedisturbed.
D.Moreendangeredanimalswillbesaved.
细节理解题。
根据第三段中的“iftheydomanagetosurvive,theywillaffecttheirenvironmentinunpredictableways,presentinganewthreattotheecologicalsystem”(如果它们真的生存下来了,它们会以不可预知的方式影响它们的生存环境,从而对生态系统造成一个新的威胁)可知答案为C项。
4.AccordingtoParagraph4,deextinctionmay________.
A.preventtheillegalkillingsofAfricanelephants
B.makepeoplecarelessaboutendangeredanimals
C.preventtheconflictbetweenhumansandanimals
D.raisepublicawarenessofprotectinganimals
根据第四段中的“Deextinctiontakesattentionawayfromthedifficultsituationofendangeredanimals.”可知答案为B项。
B
Ifyoufollowedthe2016OlympicGames,youmayhavenoticedthatseveralathletes,includingUSswimmerMichaelPhelps,hadcircularbruisesontheirbodies.Thesebruisesweretheresultof“cupping(拔火罐)therapy”,atraditionalChinesemedicinalpracticethathasbeenaroundformorethan2,000years.
Manyathletessaythattheyhavebenefitedfromthetherapy.Phelpsusedthetherapyinthefallof2014andhasuseditabouttwiceaweeksince,reportedABCNews.AnotherUSswimmer,DanaVollmer,alsobelievesthat“itreallyhelpswithbloodflow”.
However,somehavesaidthatthesupposedhealtheffectsresultfrompeople'
sfeelingthatthetreatmentworks,ratherthananyphysicaleffectofthetreatment.
Tofigureoutcuppingtherapyhasanyphysicaleffect,lastyearresearchersfromGermanycarriedoutatestinwhichafalsetreatmentwasprovided.
Inthestudy,thesametypeofcupswasusedintherealtreatmentandthefalsetreatment.Butinthefalsetreatment,thecupshadaholeatthetopsothattheycouldn'
tcreatethepropersuction(吸力).
Thetestedpatients,whosufferedfromadisorderthatcausedalotofpain,weretoldthattheywouldreceiveeithertraditionalcuppingor“softcupping”.Buttheywerenotinformedthatthesocalled“softcupping”wasafalsetreatment.
Itturnedoutthatmostpatientscorrectlyguessedwhichkindofcuppingtheyhadreceived.Inbothgroups,patientsalsoexperiencedaboutthesamereductionsinpain.“Theresultssuggesttheeffectsofcuppingtherapymightcomefromfactorsthatarenotnecessarilypartofthetreatmentitself,”theresearcherstoldtheLiveSciencewebsite.
Thequestionofwhethercuppingtherapyworksstillneedstobeanswered.“Butbecausethetreatmentisrelativelysafeanditcouldbehelpfulforsomepeople,thetherapycanbeusedaspartofacomprehensivetreatmentprograminvolvingotherexercises,nutritionalchoicesandlifestylechanging,”DrBrentBauer,directoroftheUSComplementaryandIntegrativeMedicineProgramatMayoClinic,toldLiveScience.
[语篇解读] 本文主要介绍了中国传统医疗方式拔火罐的实际疗效问题。
5.WhyisMichaelPhelpsmentionedinthepassage?
A.Togiveathletesanewwaytoswimfaster.
B.Toprovideathleteswithanewwayoftreatment.
C.Tointroducethetopiconcuppingtherapy.
D.Toshowswimmerssufferfromdisorders.
根据文章前两段的整体内容可推知,提到运动员菲尔普斯是为了导入文章的话题,即拔火罐疗法是否有效,故选C。
6.ThepurposeofthetestbyresearchersfromGermanywasto________.
A.promotethehealtheffectsofcuppingtherapy
B.seewhethercuppingtherapyhasaphysicaleffect
C.comparetraditionalcuppingwithsoftcupping
D.comparecuppingtherapy'
seffectsondifferentgroupsofpeople
根据第四段整体内容可知,实验的目的是验证拔火罐是否真的有效。
7.Whatcanbelearnedfromthepassage?
A.Differentpeopleneeddifferenttypesofcuppingtherapy.
B.Therealtreatmentandfalsetreatmentalmosthavethesameeffects.
C.Theresultsshowthatcuppingtherapyisnotpartofthetreatment.
D.Cuppingtherapyisonlyeffectivewhenusedwithlifestylechanging.
根据倒数第二段的“Inbothgroups,patientsalsoexperiencedaboutthesamereductionsinpain.”可知,实验表明两种不同的拔火罐方法效果是一样的。
8.AccordingtoDrBrentBauer,cuppingtherapy________.
A.isafastandeasytreatmentforpeopletocarryout
B.isanewlyinventedwaytocuresomediseases
C.needsalongperiodoftimetotakeeffect
D.canbeusedtogetherwithothertreatments
根据最后一段中的“Butbecausethetreatmentisrelativelysafeanditcouldbehelpfulforsomepeople,thetherapycanbeusedaspartofacomprehensivetreatmentprograminvolvingotherexercises,nutritionalchoicesandlifestylechanging”可知,DrBrentBauer认为拔火罐可以和其他方法一起配合治疗。
D
Ⅱ.语法填空
Allofushavereadthrillingstories.Inmanyof1.them(they)theherohadonlya2.limited(limit)andspecifiedtimetolive.Sometimesitwasaslongasayear;
sometimesasshortastwentyfourhours,3.butwewerealwaysinterestedin4.discovering(discover)justhowthedyingmanchosetospendhislastdaysorhislasthours.
Suchstoriessetupthinking,wondering5.whatweshoulddoundersimilarcircumstances.What6.happiness(happy)shouldwefindinreviewingthepast,andwhatregrets?
Sometimes,Ihavethoughtitwouldbeanexcellentruletoliveeachday7.asifweshoulddietomorrow.Suchanattitudewouldstress8.sharply(sharp)thevaluesoflife.
Ihaveoftenthoughtitwouldbeablessingifeachhumanbeing9.were(be)strickenblindanddeafforafewdaysatsometimeduringhisearlyadultlife.Darknesswouldmakehim10.more(much)appreciativeofsight;
silencewouldteachhimthejoysofsound.
Ⅲ.短文改错
LastSunday,IsatatmyfavoritetableinarestaurantandwaitforthefoodIhadorderedtoarrive.SuddenlyIfoundthatLinLing,oneofmyclassmate,workedlikeawaitressthere.Honestspeaking,itwasgreatsurpriseformetofindherworkingthere.AsfarasIknow,she'
sfromaricherfamily.Whatwasitthatmadehertoworkthere?
Iwalkeduptoherandaskedherthereason.Whenasking,shesaid,“Ijustwanttoearnsomepocketmoneysothatwecanhelpsomechildreninpoorareasgobacktoschool.”Howagoodgirl!
Ishouldlearnfromher.
LastSunday,Isatatmyfavoritetableinarestaurantand
forthefoodIhadorderedtoarrive.SuddenlyIfoundthatLinLing,oneofmy
,worked
awaitressthere.
speaking,itwas
greatsurpriseformetofindherworkingthere.AsfarasIknow,she'
sfroma
family.Whatwasitthatmadeher
workthere?
Iwalkeduptoherandaskedherthereason.When
,shesaid,“Ijustwanttoearnsomepocketmoneysothat
canhelpsomechildreninpoorareasgobacktoschool.”
agoodgirl!
Ⅳ.书面表达
假定你是班长李华,打算为本班的加拿大交换生Wendy举办18岁生日聚会,请用英语给她写一封电子邮件,告知她聚会的时间、地点、参加人员以及活动安排,并征求她的意见。
注意:
1.词数100左右;
2.可以适当增加细节,以使行文连贯;
3.开头和结尾已为你写好,不计入总词数。
Dear