Unit 3 第4课时 Discovering Useful Structures 学案-高中英语人教版（2019）必修第一册

校训：严勤活实第2页共4页第第7页共4页第一学期高一级英语导学案【单元标题】Book1Unit3第4课时DiscoveringUsefulStructures导学案【单元主题】本单元以“体育和健康”为主题，通过学习国内外著名运动员的传奇故事，了解运动项目、著名运动员、大型体育赛事、体育与健康等话题知识。【学习目标】1.Tolearntheusageoftagquestionsandtheiranswers.2.Tolearntousetagquestionstorole-playasituationandmakesmallconversations.【学前诊断】1.反意疑问句的第一个难点是其构成，如动词（be，助动词，情态动词）的使用和人称一致；2.反反意疑问句的另外的难点是：句子的语音语调；句子的中文翻译；以及句子的使用。【学习过程】【自主探究案】附加疑问句Task1：ReadtheconversationsonP40inyourtextbookandunderlinethetagquestionsandtheiranswers.TrytotranslatethemintoChinese.1.Amy:It’snotarealsport,isit?ShenQi:Yes,itis.2.Adam:Thatsoundsinteresting,doesn’tit?Julie:Sure,itdoes.3.LinTao:Hi!It’sabeautifulday,isn’tit?HanJing:Yes,itis.I’mgoingtoplaysoccer.Canyoucomealongandjoinus?LinTao:Sorry,Ican’t.I’vegottomeetmyadviser.Bytheway,ourschoolsoccerteamwonatlast,didn’tthey?HanJing:No,theydidn’t.It’stoobad.Translation:____________________________________________________________________________________________________________________________________________Task2:Discoveringthestructureoftagquestions(P109textbook)1）疑问句类型1.____________e.g.Doyouliketheseanimals?2.____________e.g.Whorunsfastestinyourclass?3.____________e.g.Doyouliketoplayfootballorbasketball?4.____________，又叫____________e.g.Idon’tthinkhewillcome,willhe?2）附加疑问句，又称反意疑问句，主要用于_________（口语/书面），是说话人向对方验证自己的陈述或者判断，也可用于祈使句表示请求或建议。附加疑问句包括____________部分和____________部分，后部分一般由____________动词、____________动词或____________动词和表示主语的____________构成。组成例句肯定式陈述部分+否定附加疑问部分Youoftenplaybadminton,don’tyou?You’regoingtothegymwithme,aren’tyou?Youcanplayfootball,can’tyou?否定式陈述部分+肯定附加疑问部分It’snotarealsport,isit?Idon’tneedtoleavenow,mustI?Shedidn’tfinishherhomework,didshe?含有否定词的陈述部分+肯定附加疑问部分Nobodysawhimwalkintotheroom,didthey?祈使句+附加疑问部分Comealongwithme,willyou?/canyou?/won’tyou?/can’tyou?Don’tmakeanynoise,willyou?反意疑问句的规律：前肯后否,前否后肯,助动词和人称前后一致。陈述句含有表示否定或部分否定意义的单词，如not,no,never,none,little,seldom,hardly,few,nowhere,nothing,barely,rarely,neither等，附加疑问句用肯定。Task3:附加疑问句主语要与前面陈述句主语保持一致1.陈述句主语是that,this,附加疑问句的主语要用________，陈述句主语是those,these，附加疑问句的主语要用________。如：ThisisTom’stextbook,isn’tit?Theseareyourbooks,aren’tthey?2.陈述句主语是表示人的不定代词，如anyone,someone,noone,everybody,nobody,somebody等，附加疑问句的主语通常用________或________。如：Everyoneknowsthatwriter,don’tthey/doesn’the?Nobodysawhimwalkintotheroom,didthey?3.陈述句主语是表示物的不定代词，如anything,nothing,something,everything等，反意疑问句的主语用________。如：Nothingintheworldisdifficult,isit?4.陈述句的主语是非谓语动词或主语从句，反意疑问句的主语用________。如：Smokingisnotallowedhere,isit?Whathelacksiscourage,isn’tit?5.Let’s与Letus/me后的附加疑问句主语不同。如：Let’sstartearlyinthemorning,shallwe?Letus/meknowyournewaddress,willyou?6.陈述句如果是therebe句型，反意疑问句的主语用there。如：Thereislittlewaterleft,isthere?Task4：附加疑问句的助动词要与陈述句的助动词保持一致1.在含Iam的陈述句之后，附加疑问句的助动词用________。如：Iamsupposedtobehere,aren’tI?2.陈述句谓语动词为haveto时，附加疑问句用do作助动词。当陈述句中have作“有”讲时，反意疑问句中既可用________作助动词也可用助动词________。如：Wehavetotakeatest,don’twe?Hehasagoodmemory,hasn’t/doesn’the?3.陈述句的谓语动词含有usedto时，反意疑问句多用________作助动词。如：SheusedtoliveinLondon,didn’tshe?4.陈述句中有情态动词must时：1)must“一定，准是”，附加疑问句中助动词要与must后动词照应。如：Youmustbeveryexcited,aren’tyou?Youmusthavewaitedhereforalongtime,haven’tyou?2)must“必须”，附加疑问句中的助动词用________。如：Youmustleaverightnow,mustn’tyou?3)mustn’t“禁止”，附加疑问句中的助动词用________或________。如：Youmustn’twalkongrass,must/mayyou?Task5:特殊句式中的附加疑问句1.陈述句是主从复合句时，附加疑问句常重复复合句中主句的主语。果有Ithink/believe/suppose这样的主谓结构时，附加疑问句应与从句保持一致。如：Younevertolduswhyyoudidn’tpasstheexam,didyou?Idon’tthinkshecares,doesshe?2.陈述句是并列句时，附加疑问句与后一个分句保持一致。如：Theywereabsentyesterday,butMarywasn’t,wasshe?3.祈使句的附加疑问句常用will或can作助动词。祈使句为肯定句时，附加疑问句常用will/won’t/can/can’tyou；祈使句为否定句，附加疑问句则常用will/canyou。如：Pleaseclosethewindow,will/won’t/can/can’tyou?Don’ttakephotosinthemeetingroom,will/canyou?4.感叹句的附加疑问句用否定形式。如：Whatafoolishchild(heis),isn’the?Howcleveraboyheis,isn’the?Whatbeautifulclothes(theyare),aren’tthey?[合作学习案]Task6:FinishExercise2onpage40inyourtextbook.1.A:It’snotgoingtorain,isit?B:_______________________.It’sagooddayforsports.A:Thenwecanplayfootball,_____________________?B:________________________.Wedon’thaveaball.2.A:It’sSportsDaynextThursday,____________________?B:You’reright,itis.Let’saskXiaLeiifshewantstojoinateam.A:Shelikessoccer,_______________________?B:_____________________.Butshelovesvolleyball.Shecouldbeinthevolleyballteam.3.A:It’stimeforbadmintonclass.Whereisthecoach?He’slate,____________________?B:It’sbeen10minutesalready.Heisn’tcoming,__________________?A:Cool!Wecanhaveagoodtime.That’sgreat!B:Shh!A:Ohno,he’srightbehindme,___________________?C:Yes,Iam!Task7:FinishExercise2onpage85inyourtextbook.1.Let’sgoandworkoutinthegym,_____________________?2.Youdon’ttakepartinamarathonwhenyou’reill,_____________________?3.TurnofftheTV,_____________________?4.She’sdoingallshecanforusintimesofstress,sowemustbackherup,_____________________?5.Henrythinksyouarecheatingyourfriends,_____________________?6.Andy’sneverbeenanythingbutafriendlyguy,_____________________?7.Emilyhadtocutoutsugarfromherdietasherdoctorsuggested,_____________________?8.There’sgoingtobeatalkonthewellnessandfitnessnextweek,_____________________?[课后巩固]Task8:MorepracticeonP85onthetextbook1）Tom:Mum,Icanhaveonemoreburger,_____________________?Mum:No,youcan’t.You’vealreadyhadtwo!You’regoingtogetsick…Oh,what’sthatnoise?Dad:Itisn’tastormcoming,_____________________?Tom:Yes,itis!Butit’sonTV!Dad,comeandsee,_____________________?Dad:Whatmovieareyouwatching?Tom:TheDayafterTomorrow.Mum:Let’swatchittogether,____________________?Tom:Goodidea.2）A:HiChris!MynameisSteve.I’matrainerhereatthegym.Soyou’vejustfilledoutourquestionnaire,_____________________?B:Yes.It’snicetomeetyou,Steve.A:It’sgoodtomeetyou,too!OK,letmetae