英语北师大选修7课件：Unit-21-Human-Biology-21.1

-1-Unit21HumanBiology-2-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes晨读晚诵单词注释导读诱思健康是人类永恒的话题,人类的历史就是与疾病抗争的历史。疾病威胁着人类的生存与发展。如何预防疾病、保持健康是每个人的必修课。Everyonewantstohaveahealthylifestyleiftheycanaffordit.There’snostep-by-stepguidetokeepinghealthy,butwecantrythefollowingtips.EathealthilyAsthesayinggoes,“Wearewhatweeat.”Thinkofthiswheneveryoufeellikepiggingout.Weneedtohaveabalanceoffruit,vegetablesandmeat.-3-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes晨读晚诵单词注释导读诱思ExerciseregularlyPhysicalactivitymightbehardespeciallywhenweleadbusylives,butweshouldmakeahabitofexercisingevenforjustthirtyminutesaday.Exercisingisalsogoodfortheheartandhelpsimprovethebody’scirculation1.WeighyourselffrequentlyIt’salwayshelpfultoknowifyou’vegainedorlostweighttodeterminehowmuchyoushouldeat.AvoidbadhabitslikesmokinganddrinkingEvenifyoufeelthatyoucan’tcompletelygetridofthemfromyourlife,itwouldn’thurttotry.Thereareanumberofwaysthatcanhelpyoustopsmoking.Drinking,ontheotherhand,canbereducedbyspendingnightsathomeinsteadofgoingoutwithfriends.-4-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes晨读晚诵单词注释导读诱思LearntodealwithstressStressisinevitable2,butwhenitisdealtwithproperly,youcanmakeyourlifeeasier.Ifyoufeelthatyourlifeisgettingtoostressful,youcanalwaysusedifferentwaystodealwithit.Forsomepeople,aconversationwithafriendorlovedonehelpsease3thestress.RemembertohavefunForgetthepast,waitforthefutureandliveinthepresentmoment.Youshouldremembertohavefuntobeatthepeak4ofyourhealth.Everyonehasproblemstodealwith,butthetipsforahealthylifestylearetolivelifetothefullandenjoyeveryminuteofit.-5-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes晨读晚诵单词注释导读诱思1.circulation/̩sɜːkjə̍leIʃn/n.流通;循环2.inevitable/In̍evItəbl/adj.不可避免的3.ease/iːz/v.(使)减轻,缓解4.peak/piːk/n.山顶;最高点-6-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes晨读晚诵导读诱思单词注释Whichofthetipsdoyouthinkisthemostimportant?Whydoyouthinkso?答案:Ithinkthesecondoneisthemostimportant.Becauseexercisingisgoodfortheheartandhelpsimprovethebody’scirculationanditisgoodforourhealth.(Answersmayvary.)-7-Warm-up&Lesson1SuperAthletes-8-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七一、释义搭配1.swapA.theabilitytohear2.digestB.tomoveinorflowthroughacirclecontinuously3.intervalC.toconvertfoodintoabsorbablesubstances4.circulateD.togivesth.tosb.andreceivesth.inexchange5.hearingE.aperiodoftimebetweentwoevents6.seekF.toputupwithsomethingorsomebodyunpleasant7.tolerateG.tomakeasearchfor,lookfor8.contradictH.todisagreestronglywithsb’splan,policy,etc.andtrytochangeitorpreventitfromsucceeding9.annualI.todenythetruthofsth.saidorwritten10.opposeJ.happeningordoneonceeveryyear答案:1~10DCEBAGFIJH-9-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七二、完成短语1.不管多大代价allcosts2.随意地random3.徒然,白费力气vain4.减速slow5.偶然遇到comeatatindownacross-10-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七三、根据汉语和英语提示写出下列单词1.vi.循环→circulationn.循环2.vt.消化→digestionn.消化3.vi.交换→n.交换;交换的东西→swappern.以物易物者;交换程序4.vt.滥用→n.滥用→abusiveadj.辱骂的;诽谤的;恶语的5.vt.容忍→tolerancen.容忍;宽容6.adj.根本的;基础的→fundamentallyadv.根本地;完全地7.adj.怀疑的,不肯定的→doubtv.怀疑n.怀疑circulatedigestswapswapabuseabusetoleratefundamentaldoubtful-11-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七8.adj.每年的,一年一次的,年度的→annuallyadv.每年,年度地9.vt.反对→oppositeadj.相反的10.vt.与(其他事物)相矛盾→contradictoryadj.互相矛盾的;对立的→n.矛盾annualopposecontradictcontradiction-12-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七四、用所给动词的适当形式填空1.IfI(be)you,Iwouldnotdosuchathing.2.IfIhadenoughmoney,I(offer)hermuchhelp.3.Ifyou(come)hereearlier,youwouldn’thavemissedher.4.IfI(know)heraddress,Iwouldwriteheraletter.5.Ifshehadworkedharder,she(make)it.werewouldofferhadcomeknewwouldhavemade-13-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七五、快速阅读课文100METRESIN8SECONDS?回答下列问题1.Somesportsexperts’predictionswerealways.A.rightB.wrongC.simpleD.mature2.What’sthedrug’slegaleffect?A.Tomaketheathletesrunfaster.B.Tomaketheaudiencecheermoreexcitedly.C.Tocurethepatients.D.Tomakemoneyforthechemists.答案:B答案:C-14-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七3.BenJohnson.A.isstillthe100-metreworldrecordholderB.wastakenasadrug-takerC.willbethe100-metreworldrecordholderD.willbetakenasadrug-taker4.Whichisrightaccordingtothetext?A.Someathleteswanttoachievethechampionshipwiththehelpofdoping.B.Itiseasytoclarifywhetheranathletehastakendrugs.C.Dopingistheonlyproblemintrackandfield.D.Gene-therapywillbenefittheathletes.答案:B答案:A-15-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七5.Inthefuture,.A.athletesmusthavetheirgeneschangedB.athleteswillfinish100metresinmorethan8secondsC.athleteswillfinishthemarathonintwohoursD.theOlympicspiritwillgoon答案:D-16-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七六、英译汉1.Whenwetalkaboutbreakingrecords,wecomeacrosstheissueofperformance-enhancingdrugs.2.Thesportsworlddoesnottoleratedopingasitisafundamentalformofcheating.3.IfAmericanathleteMarionJoneshadn’ttakendrugs,wouldshehavemadeittotheOlympicsatall?答案:谈到破纪录,我们就会遇到服用提高成绩的药物这一问题。答案:由于它是一种根本的欺骗形式,体育界是不会容忍运动员服用兴奋剂的。答案:如果美国运动员玛里昂·琼斯没有服用兴奋剂的话,她能成功进军奥运会吗?-17-预习导引核心归纳晨读晚诵Warm-up&Lesson1SuperAthletes预习导引一二三四五六七4.Unfortunately,itisnoteasytocatchathletesusingillegal