北师大版高中英语选修7课件Unit-21-Human-Biology-21.5ppt版本

LanguageAwareness6,CultureCornerandBulletinBoard一二一、阅读THECOURAGEOFAWINNER,回答问题1.WhathappenedtoArmstronginSeptember1996?2.Whatwasthecasebythesummerof1999?3.Whatdidheachievebetween1999and2004?4.Whatdidhedoin2005?答案:Hewasdiagnosedwithcancer.答案:Hedidnotneedtotakeanymoremedication.答案:HewontheTourdeFrance.答案:HerodetriumphantlyuptheChampsElyseesagain.一二二、选择正确答案1.Everythinggoingperfectlyforthetwenty-five-year-oldTexancyclist.(mustbe;musthavebeen)2.Heearlier,buthehadignoredthepainsothathecouldcontinueracing.(shouldgo;shouldhavegone)3.Whenhewenttothedoctorthatday,hewhatwasabouttohappentohim.(couldnothaveknown;couldnotknow)4.Therewasa40%chanceheanda60%chancehemightdie.(wouldsurvive;wouldhavesurvived)5.Bythesummerof1999,hetakeanymoremedication.(didnotneedto;neednothavehadto)musthavebeenshouldhavegonecouldnothaveknownwouldsurvivedidnotneedto一二6.ManypeopledoubtedArmstrong’sabilitytobecomeatopcyclistagainbutthey.(didnotneedtoworry;neednothaveworried)7.However,wethatheisdifferentfromotherstars.(musthavenotforgotten;mustnotforget)8.Armstronggivesadvicetoyoungmenwhoawareofthediseasehesuffered.(shouldhavebeen;shouldbe)neednothaveworriedmustnotforgetshouldbe123451.InWesternMedicine,treatmentisfocusedonlyonthepartofthebodythatisill.在西方医药学里,治疗的重点放在身体的病灶部分。考点focuson集中【高考典句】(2015·江苏高考)Onceanindividualbeginsvolunteering,continuedeffortsmightfocusondevelopingavolunteerroleidentity.一旦开始志愿工作,之后获得的角色认可是继续的动力。同义短语:concentrateonsth.集中(注意力、精力)于某事putone’sheartintosth.全神贯注于某事12345活学活用语法填空Focusyourworkand,Ibelieve,youwillachieveyourgoalofgoingtocollegenextyear.on123452.TraditionalChineseMedicinefindsthecauseofthesneezingandtreatsthattoclearitupforgood.传统中医是要找到打喷嚏的原因,并就这个原因进行治疗,以彻底消除病症。考点forgood永远地,长期地Ihopewecanbebestfriendsforgood.我希望我们永远都是最好的朋友。forthegoodof...为了……的利益dogoodto对……有好处12345活学活用语法填空Foryou,yourfamilyandfriends,thebenefitsbeginthedayyoustopsmokingandgoongood.for123453.ItseemsarealpitythatthousandsofpeoplewhocouldhavebenefitedfromTraditionalChineseMedicinemissedoutbecauseofignorance.很遗憾,由于无知,成千上万的人们错过了用传统中医治疗的机会。剖析couldhavedone表示过去能够做某事却没能做到。Youneedn’thavetypedittwice.Youcouldhaveusedacarbon.你没必要打两遍的。你当时本可以用复写纸的。考点missout错过机会;遗漏—Hi,Kate.Gotobedearly.Ifyousleeplate,youwillmissoutabeautifulsunrise.嗨,凯特。早点上床睡觉。睡得太晚你会错过美丽的日出。—OK!Mum.好的!妈妈。Theprintershavemissedoutaline.印刷工人遗漏了一行字。12345活学活用完成句子—He(本能赢)theprizeintheEnglishcompetitionbuthe(遗漏)fivewords.—Whatapity!couldhavewonmissedout123454.TraditionalChineseMedicineisfinallygettingthechanceitdeservestohelpcreateahealthierworld.传统中医终于获得了应有的机会来帮助创造一个更加健康的世界。考点deservevt.应得到;应受(赏罚等)Andhesurelydeservesadditionalpraise:themanwhopopularizedthecleverliteraryattackonracism.这个将睿智文学抨击种族主义普及化的男人无疑值得额外的赞美。Hedidnotdeservesuchfortune.他不该有这种运气。—You’vebeenworkingallthemorningsoyoudeservearest.你已经工作了一上午,该休息一下了。—Thankyou.谢谢。123451)Yoursuggestiondeservesconsidering.=Yoursuggestiondeservestobeconsidered.你的建议值得考虑。归纳:deserve后既可跟动词-ing形式又可跟不定式。2)相关短语:deserveattention/sympathy值得注意/同情deservetoberewarded/punished该奖/罚活学活用语法填空Ifyoucommitacrime,youwilldeserve(punish).tobepunished/punishing123455.语法:情态动词情态动词本身有一定的词义,表示说话人的情绪、态度或语气,但不能单独作谓语,只能和其他动词原形构成谓语。无人称和数的变化,否定式构成是在情态动词后面加“not”。1.常用情态动词must,haveto表示“义务和需要”。can’t,mustn’t表示“不允许和禁止”。don’thaveto和needn’t表示“无必要”。can,can’t,could表示“能力和可能性”。will,must,might,could表示“猜想和猜测”。will,shall,may,won’t表示“预测和作决定”。12345Excuseme,canyoutellmewherethesupermarketis?不好意思,你能告诉我超市在哪里吗?Withtheteacher’shelp,IshallbeabletospeakEnglishcorrectly.在老师的帮助下,我能准确地讲英语。2.情态动词+have+过去分词1)may(might)+have+donesth.,can(could)+have+donesth.表示过去,推测过去时间里可能发生的事情。Itmighthaverainedlastnight;thegroundiswet.地是湿的,昨晚可能下雨了。123452)must+have+donesth.,表示对过去时间里可能发生的事情的推测,语气较强,具有肯定的意思。—Lindahasgonetowork,butherbicycleisstillhere.琳达已经去上班了,但她的自行车仍然在这里。—Ithinkshemusthavegonebybus.我认为她一定坐公共汽车走了。3)oughttohavedonesth.,shouldhavedonesth.表示本应该做某事,而事实上并没有做。否定句表示不该做某事而做了。Youshouldhavebeenmorecarefulinthisexperiment.在这个实验中你本来应该更加小心的。123454)don’t/didn’tneedtodosth.表示某人不用做某事,因为没有必要。needn’thavedonesth.表示某人做了某事,尽管是不必做的。Youdidn’tneedtodothatbecauseMrWangwasinchargeofit.你没必要那么做,因为王先生会负责。Idressedverywarmlyforthetrip,butIneedn’thavedoneso.Itwashot.我旅行时穿得非常厚实,但我不必这样做,天气很热。情态动词解题技巧1)认真审题,结合所给出的语境,正确把握说话者的语气、情感、态度、观点等。2)要注意把握时间概念。3)认真思考所给选项中情态动词的基本特征和用法,并结合语境推敲答案。谢谢2020/5/617