【課件】Unit3DiscoveringUsefulStructures（Tagquestions）課件-高中英語人教版（2019）必修第一冊

TagquestionsUNIT3DiscoveringUsefulStructureA:There’llbeanE-sportseventtomorrow.B:I’veheardofit.Yourfavoriteteamiscoming,isn’tit?A:Yes,itis.Let’sbuysometickets,shallwe?B:ButIhavesomeworktodo.Youshouldgo.Sendmesomephotos,willyou?A:SureIwill.Role-playActouttheconversationbetweentwofansToconfirm(證實）TorequestTosuggestWhat’repurposesoftagquestions?StructureWhatmakesupatagquestion?Youcan’tswim,__________?Yourmotheroftengivesyoumoney,_________?Theboywasfoundbythepolice,_________?canyoudoesn’tshewasn’the助動詞be動詞情態(tài)動詞表示主語的代詞BasicStructureHowtoaskatagquestion?Doingexercisewilldoyougood,_______?1.肯定式陳述+否定式疑問Youaregoingtothegymwithme,________?aren’tyouwon’titThereisaswimmingpool,________?isn’tthereBasicStructureHowtoaskatagquestion?Theycan’tfinishitbyFriday,_______?Hisschoolisnotfarfromhere,_____?isitcanthey2.否定式陳述+肯定式疑問TolearnGermanwellisn’teasy,______?isitBasicStructureHowtoaskatagquestion?ShehasneverbeentoParis,_______?Nobodysawhimwalkintotheroom,________?didtheyhasshe3.含否定詞的陳述+肯定式疑問帶有否定含義的詞：no,nothing,nobody,nowhere,never,few,little,seldom,hardly,rarelyBasicStructureHowtoansweratagquestion?A:The29thOlympicGameswereheldinBeijing,weren’tthey?B:______________.Yes,theywere.A:Jordanstartedtoplaybasketballincollege,didn’the?B:______________.Hefirststartedatseniorhighschool.A:Davidhasbeentoaboxingmatch,hasn’the?B:______________.HealwayswatchesboxingonTV.No,hedidn’t.No,hehasn’tA:Youcan’tcook,canyou?B:______________.Infact,I’mgoodatcooking.Yes,Ican可看作回答一般疑問句

3.謂語動詞是have1.主語問題4.謂語含特殊結(jié)構(gòu)5.謂語含must2.祈使句(沒有主語）6.含從句特殊情況：當(dāng)陳述句……RulesI.主語問題1.當(dāng)陳述部分是I’m時，疑問部分用aren’tI：

I’mwrong,_______?I’molderthanyou,______?I’mnotthelastone,_______?aren’tIaren’tIamI2.當(dāng)陳述部分是Iwish時，疑問部分用mayI：

Iwishtohavealook,_______?mayIRules一.主語問題3.當(dāng)陳述句主語是somebody,someone,everyone,everybody,noone,nobody等復(fù)合不定代詞或those,these等指示代詞時，疑問句主語為they；4.當(dāng)陳述句主語是something,anything,nothing,everything等不定代詞或that,this等指示代詞時，疑問句主語為it.Everyoneenjoyedtheparty,________?Noonewaslate,__________?Everythingisready,_______?Nothingcanstopyou,_______?weretheydidn’ttheyisn’titcanitRules二.陳述部分為祈使句1.

肯定祈使句，表示請求可用willyou，表示提醒可用won’tyou：Openyourbook,________?Pleasecomeherethisevening,________?Stoptalking,__________?2.否定祈使句，表示請求，用willyou：Don’tmakeanynoise,__________?Don’tforgettowritemealetter,__________?willyouwillyouwon’tyouwillyouwillyouRules二.陳述部分為祈使句Let’ssingasongtogether,_______?Letusgoforawalk,_______?Letmehaveatry,_______?Lethimjoinus,_______?3.

Let’s包括說話人和聽話人雙方在內(nèi)，含有催促、建議或請對方一起行動的意思，用shallwe；4.Letus(me/him/her/them..)指請求對方允許自己（他人）做某事，用willyou.shallwewillyouwillyouwillyouRules三.陳述部分謂語動詞是have一般情況下，用do的適當(dāng)形式： Youallhadagoodtime,_________?Youhadmilkandbreadforbreakfast,_______?Hedoesn’thaveanysisters,_______?2.當(dāng)have表示“有”，兩種形式皆可：

Hehasn’tanysisters,_________?didn’tyoudidn’tyoudoeshehashe3.陳述句有have/hadto，疑問部分常用don‘t/didn’t:

Wehavetogetthereateighttomorrow,______?Theyhadtocrossthebusystreet,________?Rules三.陳述部分謂語動詞是havedon’twedidn’tthey1.陳述句有oughtto

疑問部分shouldn’t/oughtn’t.2.陳述句有usedto

疑問部分didn’t.3.陳述句有hadbetter

疑問部分hadn’t.Heoughttoknowwhattodo,_____________________?Sheusedtotakepicturesthere,_________?You’dbetterreaditbyyourself,_________?Rules四.含有特殊結(jié)構(gòu)oughtn’the?/shouldn’thedidn’tshehadn’tyouRules五.陳述部分含有情態(tài)動詞must1.當(dāng)must表示必須，疑問部分用mustn’t

或needn’t：

Youmustgohomenow,__________? Hemustworkhardtoday,_________?2.當(dāng)陳述句使用mustn’t表示禁止，疑問部分用must或may： Youmustn’tparkthecarhere,________?mustn’tyoumustn’themustyouRules五.陳述部分含有情態(tài)動詞must3.當(dāng)must表示推測，疑問部分根據(jù)must后的動詞推測：對現(xiàn)在的情況推測：Heissotall.Hemustbethetallestintheclass,_______?It’steno’clock.Theymustbewaitingoutside,________?Shemustcomefromthenorth,_________?aren’ttheydoesn’tsheisn’theRules五.陳述部分含有情態(tài)動詞must對過去的情況推測：有明確時間狀語，用一般過去式didn’t：Hemusthavefinishedityesterday,_______?Theroommusthavebeencleanedlastnight,_______?沒有明確時間狀語，強(qiáng)調(diào)動作完成，用現(xiàn)在完成時haven’t/hasn’t：Youmusthavetoldheraboutit,_________?Shemusthavearrivedbynow,_______?didn’thewasn’tithaven’tyouhasn’tsheRulesV.陳述部分含有情態(tài)動詞dare/need3.當(dāng)must表示推測，疑問部分根據(jù)must后的動詞推測：Shelookspale.Shemustbeill,isn’tshe?Youmustknowthetruth,don’tyou?Rules六.陳述部分含主語從句或并列復(fù)合句當(dāng)陳述句為I/we

think(believe,suppose,expect,imagine…)that...等時，疑問部分主語通常與從句保持一致： Idon'tthinkheisright,_____? Webelieveshecandoitbetter,_______?Notes:如果主語不是第一人稱，則疑問句主語與主句保持一致。Hethoughtshewaswrong,________?ShesaidtheywouldvisitJapannextmonth,________?didn’thedidn’tshecan’tsheisheRulesVII.陳述部分含主語從句或并列復(fù)合句1.并列復(fù)合句疑問部分，謂語動詞根據(jù)鄰近從句的謂語而定： IhavetoldTomthetimeoftheirflight,soheshouldhavearrivedattheairportnow,shouldn’the?2.帶有定語從句、賓語從句的主從復(fù)合句，疑問部分謂語根據(jù)主句的謂語而定：

1.Maryseldomgoesoutaloneintheevening,_______?2.Nothingwillmakehimgivein,_____?3.NobodyexceptmeknowsFrenchinmyclass,________?4.Noneofthemarrivedontime,_______?5.Don’tbelateagain,_______?6.Letthemplaytennisafterwork,_______?7.Idon’tthinksheisfondofmusic,_______?8.He’dliketogofishingthisafternoon,__________?9.Whatshesaidiswrong,_______?doesshewillitdotheydidtheywillyouwillyouisshewouldn’theExercisesisn’tit9.”Youdon’twanttobeadentist,doyou?”“____.”Yes,Idon’tB.No,IdoC.Idon’twantD.No,Idon’t10.Heusedtoliveinthecountry,________?11.You’dbettergotobedearly,________?12.Letusvisitthenewmuseum,_______?13.YoumusthavelearnedEnglishover10years,________?14.Shecouldn’tbelieveJohnliedtoher,________?15.Itrainedsosuddenlythattheymusthavegotwetjustnow,_________?didn’thehadn’tyouwillyouhaven’tyoucouldshedidn’tthey高考真題回放1.Itoldthemnoteverybodycouldrunasfastasyoudid,____?couldheB.didn’tIC.didn’tyouD.couldthey2.Thereislittledoubtinyourmindthatheisinnocent,____?isthereB.isn’tthereC.isheD.isn’the3.—IspenttwoweeksinLondonlastsummer.—Thenyoumusthavevisitedth