牛津譯林版英語7B-Unit4-Grammar語法課件

7下Unit4Grammar1PresentationThereisa

cageinthepicture.acageThecageisbeautiful.2asnakealionatigeragiraffeLead-in3anegganumbrellaanorangeanEnglishbook41.第一次提到某人或某物時(shí)。

Ihaveabook.2.泛指某一類的人或物。

Apandaisverylovely.不定冠詞a/an的用法5判斷一個(gè)單詞用a還是用an,是根據(jù)其讀音，而不是根據(jù)其首字母。以元音音素開頭的詞前用“an”，以輔音音素開頭的詞前”a“。如:anhour,anapple,anelephant,ausefulbook等。6Look!Hereisapanda.Thepandaiseatingbamboo.7Look!Hereisanapple.Theappleisred.8小試身手:用a或an填空___lion___bird___orange___“L”___giraffe___oldman___“u”___umbrella___interestingbook___

hour___honest

boyaaanananananaaan注意:an是放于元音音素前,而不是元音字母前。an9特殊詞:

ausualboy;ausefulbook;

auniversity;aone–legdoganuncle;anumbrellaanhonestboy;anhour;字母前用an“a,e,i,o,f,h,l,m,n,r,s,x”101.指上文提到過的人或物。如:

Lucyboughtanewbike,thebikeisgreen.2.世界上獨(dú)一無二的事物。如：

thesunthemoon3.談話雙方都知道的人或事物。如：

Openthedoor,please.定冠詞the的用法114.序數(shù)詞和形容詞最高級(jí)前。如:

Sheisalwaysthefirsttogettoschool.5.樂器名詞前用。如：

playthepianoplaytheviolin6.定冠詞與形容詞連用表示一類人,加

在姓氏的復(fù)數(shù)形式前表示“全家人”或“夫婦”。如：therich有錢人

theyoung年青人

theRreens格林一家127.某些專用名詞和習(xí)慣用語中用定冠詞。

theGreatWallbytheway

8.用在方位名詞前

ontheleft/right13小試身手:用適當(dāng)?shù)墓谠~填空,為什么？1.Weliveon___thirdfloorofthetallbuilding.2.____WhitesarepreparingforthecomingThanksgivingDay.3.Mycousin,Amy,likeplaying____violin.4.___earthgoesaround____sun.5.Ibelieveyouare____bestsinger.6.____richshouldtrytheirbesttohelp____poor.ThethethethetheThetheThe序數(shù)詞前用于姓氏復(fù)數(shù)形式前,表示某一家人樂器前世界上獨(dú)一無二的事物形容詞最高級(jí)前某些形容詞前,表示某一類人141.名詞前已經(jīng)有指示代詞（this,that,these,those）、形容詞性物主代詞（my,his,our…）或名詞所有格等限定詞。2.表示語言、學(xué)科、三餐、球類運(yùn)動(dòng)、棋類運(yùn)動(dòng)的名詞前。3.在不可數(shù)名詞前。不用冠詞的情況153.表示星期、月份、季節(jié)、某些節(jié)日的名詞前。4.表示人名、國名、稱呼語或頭銜等專有名詞前。5.某些固定短語中。bybike,bybus,atfirst,atwork,onfoot,gotoschool,gotobed,等。16Practice:Fillintheblankswitha,anorthe.1.---Icansee___kiteoverthere.---Whereis____kite?Ican’tseeit.2.---Isthere___librarynearhere?---Yes.____libraryisjustnexttoourclassroom.3.Ihave___apple.It’sinmybag.Canyousee____apple?4.Thereis_____cinemainGreenStreet.I'llwatch___filmin_____cinema.aaanaaThethethethe17Millie:Let’sgotothePandaHousefirst.Daniel:Hereweare.Icansee(1)___pandathere.It’slyingonthegrass.Millie:Howcute!Ilovepandas.Look!There’s(2)____babypanda.It’ssosmall.P47Completethedialogueaa18Daniel:Yes.(3)_____babypandadoesn’tlooklikeitsmother.Millie:Nowlet’sgotoseesomelions.Daniel:Are(4)___lionsin(5)___openarea?Millie:No,theyaren’t.Theyarein(6)___verybigcage.Thetheana19Daniel:Isee.(Halfanhourlater)Daniel:Millie,here’s(7)____bridge.Whatcanyouseeacrossit?Millie:Oh,(8)____elephantisstandingoverthere.Daniel:Let’sgoacross(9)____bridgeandsee(10)____elephant.aanthethe20在必要的地方用a,an,the填空。1.WhereisPeter?Heisn’tat___school.2.Thereis___orangeinthefridge.3.____pencilonthedeskbelongstoSandy.4.Ihave__newbike.Iclean___bikeeveryday.anTheathe×Exercise215.Dadoftengoesfishingin____summer.A:CanIhelpyou?B:I’mlookingfor___pairofshoes.PeopleinNanjingnowgotoworkby______underground.8.Whoisgoodatplaying______footballinyourclass?9._____boyinaredcoatismycousin.×a××The2210.Iliveon____thirdfloor.11.Thereis___“h”,___“o”,___“u”intheword“hour”.12.Simonlikestoplay____pianobuthedoesn’tliketoplay___basketball.13.Beijingis____capitalofChina.thethethe×aanan23insideB:Prepositionsofplace24outside25onover/aboveinfrontofbehindontheleftofontherightofunder/belowPrepositionsoftheplace(方位介詞)26over

在……的正上方

under在……的正下方above在……的上方(表面不接觸)below

在……的下方on在……的上面(表面接觸)overunderabovebelowonDoyouknowthesewords?

Let’slearnthemtogether.27Canyoufillintheblankswiththeseprepositions.1.Thereisaface_____thedesk.2.Themoonis______thedesk.3.Thesunis______thedesk.4.Icanseeastar______thedesk.5.Thereisatree____thedesk.deskoveraboveunderbelowon28over－underabove－belowinside－outsideinfrontof－behindontheleft(of)－ontheright(of)nextto=beside,inthemiddleof,inthecentreofin,on,at,opposite,near,between…and...,inthefrontof表示方位的介詞29Theflowerareinfrontoftheshop.Thetreesarebehindtheshop.Theshopkeeperisinsidetheshop.Lookandsay30Theboyisoutsidetheshop.Thefoodisabovethedrinks.Thedrinksarebelowthefood.Thesignisoverthebench.Thedogisunderthebench.31There’sabeautifullakeinthepark.Look!Twoboysarerowingaboat(1)___thelake.(2)_______thelakethere’safootballfield.Someboysareplayingfootball(3)____it.BesideIntheparkonon32(4)__________thefootballfield,therearetwotrees.Ontheleft,abirdissinging.(5)____onetree.Ontheright,twoboysaresitting(6)______theothertree.(7)________thetwotrees,threegirlsarechatting(8)_____thebench.InfrontofBetweeninunderon331.Thefootballis______thedoor,soIcan’tseeit.2.Don’tstand__________us,