Unit6BirdwatchingGrammar课件牛津译林版八年级英语上册

牛津译林版八年级英语上册Unit6BirdwatchingGrammar

我们也可以使用inorderto来表达目的。这比使用动词不定式（todo)更加正式。

makelawstoprotectthebirdstakeacameratotakephotosofthebirdsmakelawsinordertoprotectthebirdstakeacamerainorderto

takephotosofthebirds注意：由inorderto引导的目的状语，既可以置于句尾，也可以置于句首。Theystartedearlyinorderto

getthereintime.Inordertogetthereintime,theystartedearly.Takeanotebookwithyouinordertowritedownwhatyousee.buildZhalongNatureReservetoprotectwildlifegotoZhalongtowatchthebirdsgotoZhalongtostudythebirdsmakelawstopreventallthesethings使用动词不定式表目的Wecanuse“todosth”toexpress(表达）

purpose(目的)①Eddieoftengoestothemarkettowatchthebirds.②ThemembersoftheBirdwatchingSocietygotherenot

tomissthebirds.=

Eddieoftengoestothemarket

in

ordertowatchthebirds.=

Inordertowatchthebirds,Eddieoftengoestothemarket.=ThemembersoftheBirdwatchingSocietygothereinordernottomissthebirds.=

Inordernottomissthebirds,themembersoftheBirdwatchingSocietygothere.RewritethesentencesWisemenlearnbyothermen'smistakes;foolsbytheirownThegirlputonthecoatinorder_____________(keep)warm.Thegirlputonthecoatinorder_____________(notcatch)acold.tokeepnottocatchnottodo=inordernottodoWhatpeopledoinZhalong1PeoplegotoZhalong__a.

totakephotosofthebirds.2Theyshouldreadabout__b.

tostudythe

the

birdsfirstbirdsinthe

wetlands.

3MostPeopletakea__c.

towatchthe

camera

birds.4TheBirdwtching__d.tolearnmoreSocietygoesaboutthem.cdabWisemenlearnbyothermen'smistakes;foolsbytheirown我们可以用动词不定式来说明宾语的情况，此时动词不定式在句中作宾语补足语。Mymumasksmetoplaythepianotwohourseveryday.我妈妈让我每天弹两小时的钢琴。动词不定式作宾语补足语，有带to和不带to两种形式。老师叫我们每天读英语。TheteacheraskedustoreadEnglisheveryday.我母亲让我打扫卧室。Mymothermademecleanmybedroom.Wisemenlearnbyothermen'smistakes;foolsbytheirown动词不定式作宾语补足语LastSunday,myfriendMaryinvitedmeto

attendacostumeparty.Iamveryexcitedtohearthat.Mymotherhelpedme(to)prepareaclowncostume.Marytoldmeto

bringsomefruitstoo.WhenIwenttotheparty,Isawmany“strangers”smileatme.Theywereveryfunny!verb+objective+to-infinitive/bare-infinitiveWisemenlearnbyothermen'smistakes;foolsbytheirown常跟带to的动词不定式作宾语补足语的动词有warn,tell,allow,ask,order,get,invite,wish,want,encourage,advise,like,love,hate…+sb.todosth.Theteachertoldmetoclean

theblackboard.Iwantyoutogivemesomehelp.Wisemenlearnbyothermen'smistakes;foolsbytheirown如果想要表达“做某事是为了什么”，可以用动词不定式表示目的，作目的状语。动词不定式作目的状语Wisemenlearnbyothermen'smistakes;foolsbytheirownTheClass1,Grade8studentswenttoZhalongNatureReserve.Sandyiswritingabouttheirtrip.Helphercompletethesentenceswiththecorrectformsofthewordsinbrackets.MrWu________us__________apairofcomfortableshoesbecausewewouldhavetowalkalongway.(ask/wear)We_________somebirds______inthetrees.(hear/sing)MrWu______us________thebirdscarefully.(tell/watch)Healso__________us______________thebirds.(encourage/describe)He__________us_____________inthewetlands.(advise/notshout)Thecoldweather_____somebirds______southforthewinter.(make/fly)Thetrip________us_________moreaboutwildlife.(help/learn)askedtowearheardsingtoldtowatchencouragedtodescribeadvisednottoshoutmadeflyhelped(to)learnWisemenlearnbyothermen'smistakes;foolsbytheirown动词help后面的动词不定式可带to，也可不带to。Sheoftenhelpsme(to)dothehousework.她常常帮我做家务。Wehelpedhim(to)fixhisbike.我们帮他修自行车。Wisemenlearnbyothermen'smistakes;foolsbytheirown

noticelistentohear

watch五看see

lookat

observe三使letmakehave

二听一感觉:

feel+sb.dosth.（不带to）常跟不带to的动词不定式作宾语补足语的动词有：Wisemenlearnbyothermen'smistakes;foolsbytheirown1.Theywenttotheseasidetogofishing.2.Theywenttothemarkettobuysomefood.1.动词不定式还可以表示某一动作或状态的目的,即不定式可以做___________。目的状语3.Hestayedattheschooltocleantheclassroom.4.Weshouldmakelawstoprotectanimals.Wisemenlearnbyothermen'smistakes;foolsbytheirowntowatchtostudytopreventinordertohaveFindmorewithto-infinitivesforpurposetocountanddescribeTips:当不定式做目的状语时可以把todosth改为inorderto

dosth,nottodosth改为inordernottodosthHestayedattheschooltocleantheclassroom.（1）Hestayedattheschool_______________theclassroom.（2）______________theclassroom,hestayedattheschool.inordertoInordertocleancleaninorderto引导的目的状语，可以放在句中，也可以放在句首。Wisemenlearnbyothermen'smistakes;foolsbytheirownAmyisthinkingaboutthethingspeopledoinZhalongNatureReserve.Matchthefirstpartsofthese