高中英语 Module 5 Cloning Period 2 Grammar,Listening and Vocabulary课件1 外研版选修6.ppt

module5cloning grammarsubjunctive 1 虚拟语气是一种动词形式 表示说话人认为他所说的话是和事实相反的主观设想或主观愿望 假设 怀疑 猜测 建议等含义 虚拟语气所表示的含义不是客观存在的事实 1 对现在的假设 表示现在实际上并不存在的情况 从句形式为 if 主语 动词过去式主句形式为 主语 would should could might 动词原形 e g ifiwereyou iwouldgiveupsmoking 要是我是你 我就戒烟 ifihadtime iwouldlearnfrench 要是我有时间的话 我会去学法语 2 对将来的假设 表示将来实现可能性非常小的情况 从句形式为 if 主语 动词过去式 或者if 主语 should 动词原形或者if 主语 wereto 动词原形主句形式为 主语 would should could might 动词原形 e g ifiweretodoit iwoulddoitinadifferentway 要是让我来做这件事 我会以一种完全不同的方式来做的 ifitshouldsnowtomorrow wecouldhaveasnowballfight 如果明天下雪 我们可以打雪仗 ifyoumissedthefilmtonight youwouldfeelsorryforit 如果你错过今晚的电影 会感到遗憾的 3 对过去的假设 表示过去并不存在的现象 从句形式为 if 主语 过去完成时主句形式为 主语 would should could might havedonee g ifyouhadgotupearlier youcouldhavecaughtthetrain iftheyhadnotstudiedhard theywouldhavefailedintheexam 假如他们学习不那么刻苦 就不会通过考试了 ifwehadcaughtthefirstbus wemighthavearrivednow 如果我们赶上了第一班汽车 我们现在有可能已经到达了 1 在正式文体中 有时可以把虚拟条件句中的连词if省略 而将were had should等动词提前到主语前面 e g weresheyounger shewoulddoit 她要是再年轻点 就会干的 注意 e g hadheknownheraddress hewouldhavegonetovisither 如果他知道她的地址 他会去看她的 shouldithappen whatwouldyoudo 如果真发生这样的事 你怎么办呢 2 虚拟语气中 条件从句的动词动作可以和主句的动词动作时态一致 e g iftheyhadstudiedhard theycoulddoiteasilynow 如果他们以前努力学习的话 现在干的就会容易些 ifhehadnottakenmyadvice hewouldn tdoitmuchbetterlikethis 如果他不听取我的建议 他就不会干得这样好 correctthewrongsentences 1 iftheweatherwasniceyesterday wewouldhavegonetothezoo 2 hewereyou hewouldgohomeatonce 3 ishouldhavecomehereearly butihadbeenbusy hadbeen wereheyou ifhewereyou was i 用括号内所给动词的适当形式填空 1 iwishyou stay herealittlelongernexttime 2 iwishmyfather be athomenow fornoonecanhelpmeworkouttheproblem 3 i dratheryou go atonce 练习坊 wouldstay were went 4 theemergencyrequiredthatallthetasks complete atleasttwodaysaheadoftime 5 hissuggestionisthathe send totibet 6 iwishthati notwaste somuchtimelastterm should becompleted should besent hadn twasted ii 根据括号内所给汉语提示完成下列句子 每空一词 1 iwishi 知道这个问题的答案 2 theytalkedasifthey 是多年的朋友 3 hissilencesuggestedthathe 赞同我的决定 knewtheanswertothequestion hadbeen friendsforyears tomydecision agreed 7 theofficerorderedthattheguns fire 8 i dratheryou nottell himthenewsthatday 9 it stimethati go tofetchmydaughterfromthekindergarten 10 hetalksaboutnewyorkasifhe be therebefore hadbeen should befired hadn ttold went 4 itistimethatwe 做些什么制止污染 5 sheadvisedthathe 尽他最大的努力 toimprovetheworkingconditionsofhisfactory shouldtry didsomethingto stoppollution hisbest listening vocabulary scientistsworkinginalaboratory ahumancell agene thepartofacellthatcontrolshowitdevelops 1 whodowegetourgenesfrom ourparents 2 howmanyparentsdoesaclonedanimalhave one 3 whereareclonedanimalscreated inalaboratory thinkaboutthefollowingquestions 4 inwhatwayaresheepaandsheepbidentical thehaveidenticalgenes andsoareidenticalineveryway answerthequestionsaboutthewordsandphrasesinthebox tobeagainst cloning argumentbeneficialtobefor cloning nature 1 ifyouareforsomething doyouthinkitisagoodidea 2 ifyouareagainstsomething doyouthinkitisagoodidea yes no 3 doyouoftenhaveargumentswithpeople inwhichyoudisagreeaboutsomething whatkindofthingsdoyouargueabout 4 doyouthinknatureshouldbeleftalone orisitbettertomakeplantsandanimalsthewaywewantthem 5 doyouthinkcloningmaybebeneficial helpfultohumans giveatleastonereason grammar 1 haveargumentswithsb aboutsth 因为某事和某人发生争论相当于 arguewithsb aboutsth 2 beneficial havingahelpfulorusefuleffect有益的 有用的 有好处的常用词组 beneficialtosb sth e g abeneficialresult influence有益的结果 影响freshairisbeneficialtoourhealth 新鲜空气有益于健康 benefit vt dogoodtosb sth 使某人或某物受益 e g theplantsbenefitedfromtherain 植物得益于这场雨 benefit n profit gain利益 实惠e g thisdictionarywillbeofgreatbenefittome 这部字典将对我有很大裨益 1 cloningisagainstnature 2 cloningwillbebeneficialtohumans forexample ifacouplecan thavechildren cloningcouldhelpgivethemachild saywhichoftheargumentsbelowareforcloningandwhichareagainstcloning writef for ora against a f 3 clonedanimalsgetillanddiequiteyoung 4 peopleareafraidthatscientistswillcreatethousandsofcopiesofthesameperson 5 cloningisdangerousbecausescientistmaycreatemonstersbymistake 6 wecouldusecloningtocureillnesses a f a a 1 drhughdonavilleworksforacompanythathasalreadyclonedanumberofpeople 2 asheepcalleddollywasclonedin1998 animals 1997 correctthewronginformationinthesesentencesaccordingtothelisteningmaterial 3 dollythesheepdiedin2003 4 donavillethinksscientiststreateddollythesheepasaproduct theprofessor 5 donavillesaysthatifachildisveryill scientistscouldcloneit 6 donavillethinksit sagoodideatohavethousandsofcopiesofthesameperson 7 donavillesaysthatwecouldcloneanimalsthathavebecomeextinct dies terrible arebecomingextinct matchthesewordsandexpressionsintheboxwiththeirmeanings everydayenglish onthecontrarythat sit incredibletocontinueobviouslyinotherwordsnonsense clearlyi mgoingtocontinue tosayitanotherwayit sadifficulttobelieve theoppositeistrue that scompletelyuntrue that sright completetheconversationwiththeexpressions t teacher tellmewhatyouknowaboutcloning s student clonedanimalstaketheirgenesfromboththeirparents t theytaketheirgenesfromasingleparent onthecontrary s sorry yes scientistsjoinaneggandanadultcellfromthesameanimalorplant thiscreatesaclone t welldone s butofcourse clonedanimalswillne