英语 Unit 21 Human Biology单元尾 核心要点回扣课件 北师大版选修7 课件VIP免费

单元尾核心要点回扣Ⅰ.重点单词1.________n．&v．怀疑→________adj.怀疑的，不肯定的2．________n．进入；入学→________vt.进入，注册→________n．通向……的入口3.________vt.适应，调整；改编→________n．变化；变种4.________n．信心→________adj.忠诚的，守信的→________adv.忠诚地；守信地5.________n．大笔钱财，巨款→________adj.幸运的→________adv.侥幸地，幸运地→________adj.不幸的；没有好运的→________adv.不幸地6．________vt.使丧失；抢劫→________n．抢劫犯7．________vt.使有准备→________n．装备，配备8．________v．&n.担心，担忧→________adj.有关的，关心的→________prep.关于，就……而言9．________adj.彻底的；细致的→________adv.彻底地；细致地10．________v．延伸；扩大→________n．延期【答案】1.doubt；doubtful2.entry；enter；entrance3．adapt；adaptation4.faith；faithful；faithfully5．fortune；fortunate；fortunately；unfortunate；unfortunately6.rob；robber7.equip；equipment8．concern；concerned；concerning9.thorough；thoroughly10.extend；extensionⅡ.重点短语1．at________costs＝at________cost不管多大代价，无论如何at________costof以……的价格at________costof以……为代价________cost照原价；照成本价2．go________浏览；仔细检查；经历go________追逐；追求go________走过；(时间流逝)go________for从事；酷爱；参加3．at________rate无论如何；至少at________rate这/那样的话at________rateof以……的速度4．________good(andall)永远；永久do...good＝dogoodto...对……有好处forthegood________为……的利益，为……好It's________gooddoing...做……没用【答案】1.all；any；a；the；at2.through；after；by；in3.any；this/that；a4.for；of；noⅢ.重点句式1．IfAmericanathleteMarionJones_____________drugs，____________she____________madeintotheOlympicsatall?如果美国运动员玛里昂·琼斯没有服用兴奋剂的话，她能成功参加奥运会吗？2．Inthefuture，athleteswho____________mightbeabletodothe100metresdashinjust8secondsorthemarathoninlessthantwohours.将来，改变了基因的运动员有可能创下8秒跑完百米的纪录或不到两个小时跑完马拉松的纪录。3．____________parallelsbetweenBirdFluandakillerepidemicinthepast，JimSmithlooksthroughthehistoryofepidemicsforcluesaboutwhatthefuturemighthold.当近来媒体报道将禽流感与过去的流行性传染病相提并论时，为寻找未来将会发生什么的线索，吉姆·史密斯查询了一下流行病的历史。4．____________theFirstWorldWarandleftfamiliesmourningworldwide.它爆发于第一次世界大战接近尾声时，使全球的家庭陷入了一片哀声之中。5．I'vebrokenbonesbefore.However，thisisthefirsttime____________．我以前摔断过骨头，但是这是我第一次弄断腿。【答案】1.hadn'ttaken；would；have2.havetheirgeneschanged3.Withrecentpressreportsdrawing4.Itstruckneartheendof5.I'vebrokenmylegⅣ.回顾话题用本单元的词汇或句式完成下列写作任务如果麦克去年做一次彻底检查的话，他现在就不用忍受癌症的痛苦了。因此每年一次系统的医疗体检可以帮助消灭一些致命疾病。因此，我们应该每年让医生做一次彻底的检查。_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________【参考范文】IfMikehaddoneathoroughexaminationlastyear，hewouldnothavetotoleratethepainofcancernow.Soannualsystematicmedicalexaminationcanhelpstopsometerminalillnessinitstracks.So，weshouldhaveusgonethroughthoroughlyeveryyear.