Unit+4+Period+3++Grammar 牛津譯林版英語(yǔ)八年級(jí)下冊(cè)

譯林版初中英語(yǔ)譯林版八年級(jí)下冊(cè)Unit4Period3Grammar新課導(dǎo)入FreeTalk1.Whatdoyouknowabout“must”,“mustn't”,“haveto”and“don'thaveto”?2.Canyouknowtheirsimilaritiesanddifferences(相同點(diǎn)和不同點(diǎn))?12能熟悉并能正確運(yùn)用本課時(shí)的重點(diǎn)單詞和短語(yǔ)。能掌握“疑問詞+動(dòng)詞不定式”的用法。3能掌握must和haveto的用法。1.Themathsproblemwasnotdifficult,buthedidn'tknow______.A.whattodoit B.howtodoit C.howtodo D.todowhat2.Mymotherwasill.I______stayathometolookafterher.A.must B.hadto C.could D.can3.—Whosebookisthis?—It______beourGeographyteacher's.Yousee,hisnameisonit.A.can't B.can C.mustn'tD.must預(yù)習(xí)檢測(cè)BBD4.—HasJimknownthebadnews?—Notyet.We'rethinkingabout______totellhimaboutit.A.whyB.what C.which D.how5.—Ihavehadafantastictimehere.Butit'stimetosaygood-byenow.—Really?Letmecallataxiforyouifyou______leavenow.A.havetoB.areableto C.hadbetter D.needn'tDA知識(shí)梳理LanguagePoints1.Thestudentsaskedtheirteacherwhentohandintheirwork.學(xué)生們問老師什么時(shí)候交作業(yè)。handin上交，遞交e.g.Time'sup.Stopwritingandhandinyourpapers.時(shí)間到了。不要再寫了，把試卷交上來(lái)。2.Youcanwriteanythingaboutyourbook—whatthebookisabout,whatyouthinkofitandsoon.你可以寫任何關(guān)于你的書的東西——這本書是關(guān)于什么的，你對(duì)它的看法等等。andsoon

……等等e.g.Ilikeplayingbasketball,soccerball,volleyball,ping-pongandsoon.我喜歡打籃球、足球、排球、乒乓球等。3.Youmustreturnthebooksontime.你必須按時(shí)歸還書。ontime準(zhǔn)時(shí)，按時(shí)e.g.Shealwayspaysherbillsontime.她總是按時(shí)支付賬單?！耙蓡栐~+動(dòng)詞不定式”的用法Wecanuseaquestionwordwithato-infinitiveafteraverb.我們可以在動(dòng)詞后面加上“疑問詞+動(dòng)詞不定式”。Milliehasdecided

whattoread.Danieldidnotsay

whototalkto

aboutthisbook.Simonforgot

whentomeet

hisfriends.Kittycannotdecidewhichtochoosefirst.Sandyiswonderingwheretoaskforhelp.Amydoesnotknowhowtowritethereport.總結(jié)一:謂語(yǔ)V.

+疑問詞+todoAllquestionwordscanbeusedinthisway,exceptwhy.所有疑問詞都可以這樣使用，除了why?！獭罶uzywillexplainwhytorecommendthisbook.Suzywillexplainwhysherecommendthisbook.Wecanuseaverb+objectbeforeaquestionwordwithato-infinitive.我們可以在“疑問詞+動(dòng)詞不定式”結(jié)構(gòu)前用動(dòng)詞+賓語(yǔ)。MrWuadviseduswhichtochooseasafter-schoolactivities.Thestudentsaskedtheirteacherwhen

tohandintheirwork.Millieshowedus

whattodonext.Danieltaughthimself

howtouseacomputertodraw.Don'tforgetto

tellyourmumwheretomeet

you.adviseaskdecidediscussfindoutforgetknowlearnremembersayshowteachthinkunderstandwonder總結(jié)二：謂語(yǔ)V.+賓語(yǔ)sb.+疑問詞+todoWecanuseanounafterwhat,which,whose,howmanyandhowmuch.我們可以在what,which,whose,howmanyandhowmuch后面用名詞。Theyarediscussingwhichcolortopaintthewalls.Youcanaskyourparentshowmuchmoneytotakewithyou.總結(jié)三：謂語(yǔ)V.+疑問詞+n.（名詞）+todoWecanalsouseanadjectivelikesureorclearbeforeaquestionword.我們也可以在疑問詞前使用形容詞，如sure或clear。Suzywasnotsurewhotoaskforhelp.Areyouclearwhentomeetatthegatetomorrow?總結(jié)四：形容詞+疑問詞+todoAmyandDanielaretalkingabouttheirReadingWeek.Completetheirconversation.Usethecorrectquestionwordsandto-infinitives.howwhatwhenwherewhichwhoaskforfindhandinreadtravelwriteaboutAmy:MrWuhasrecommendedsomanyinterestingbooks.Haveyoudecided(1)____________first,Daniel?Daniel:Yes.IwanttoreadBlackBeautyfirst.ButIdon'tknow(2)___________thebook.Amy:YoucantryourschoollibraryorSunshineLibrary.Oh,didyouknowPeterisreadingAroundtheWorldinEightyDays?Hewantstofindout(3)____________aroundtheworldinsuchashorttime.whichtoreadwheretofindhowtotravelDaniel:Wow,that'samazing!Bytheway,canyoutellme(4)______________ourbookreport?Amy:BeforenextFriday.I'mstillnotsure(5)_________________inthereport.Daniel:Youcanwriteanythingaboutyourbook—whatthebookisabout,whatyouthinkofitandsoon.Youshouldreadsomereviewsaboutthebookbeforewriting.Amy:Thankyou.Anyway,Iknow(6)______________helpwithwriting.MrWuisalwaystheretohelpus.whentohandinwhattowriteaboutwhotoaskfor通過以活動(dòng)小結(jié)通過以上的活動(dòng)，我們學(xué)習(xí)了“疑問詞+動(dòng)詞不定式”的用法：我們可以用“疑問詞+動(dòng)詞不定式”結(jié)構(gòu)做動(dòng)詞的_____，疑問詞不包括____；該結(jié)構(gòu)前除了動(dòng)詞還可以是___________和_______。賓語(yǔ)why動(dòng)詞+賓語(yǔ)形容詞探究二must和haveto的用法Weusemustandhavetotosaythatitisnecessarytodosomething.我們用must和haveto來(lái)表示做某事是必要的。Weusemustwhenthespeakerfeelsthatsomethingisnecessary.當(dāng)說話者認(rèn)為某事是必要的時(shí)，我們使用must?！癐mustrunawayfromthem,”Gulliverthought.Weusehavetowhenthesituationmakessomethingnecessary.當(dāng)情況需要某事時(shí)，我們使用haveto。Ihavetousethemtoreachtheboxonthefridge.Shehastotakeherdaughterfromschoolintheafternoon.Weusemustnotto

saythatsomethingisnotallowed.我們用mustnot來(lái)表示某事是不允許的。Youmustnotsmokeinthelibrary.Weusedonothavetotosaythatitisnotnecessarytodosomething.我們用donothaveto表示不需要做某事。Wedonothavetogotoschoolatweekends.Tip:Havetohasdifferentforms.hastohadtowillhavetohave/hasgottoTip:mustnot=mustn'tdonothaveto=don'thavetoAmyistellinghercousinShirleysomelibraryrules.Completewhatshesayswithmust,mustnot,havetoordonothaveto.You(1)_____keepquietinthelibrary.You(2)_____keepthebookscleanandtidy.You(3)_______draworwriteonthebooks.You(4)_______eatordrinkinthelibrary.You(5)_____returnthebooksontime.Ifyouwanttokeepthemlonger,you(6)______renewthem.You(7)____________bringyourstudentcardeverytimeyougotothelibrary,butremembertobringyourlibrarycard.mustmustmustn'tmustn'tmusthavetodon'thaveto活動(dòng)小結(jié)通過以上的活動(dòng)，我們學(xué)習(xí)了must和haveto的用法：must表示______的義務(wù)和必要，其否定形式是________；haveto表示_______的需要，其否定形式是___________。主觀mustnot客觀donothaveto當(dāng)堂檢測(cè)一、選詞填空。1.I___________

work

hard

at

my

lessons.2.I

___________

look

after

mother

at

home.Because

she

is

ill.3.We____________waitforhim.Hehasleft.4.You____________swimhe