七年级英语下册-Unit-4-Finding-your-way-Grammar课件-(新版)牛津版省

Unit4GrammarFindingyourway1/45PresentationAdogislyingonthegrass.lielying2/45Hedoesn’tfeelcomfortableinabig_____.Helikesstayinginanopenarea.

cage3/45Hereisacat.Thedogdoesn’tlooklikethecat.4/45Hereisazoo.Firstthedogwillvisitthezoo.5/45Itisa

bridge.Itisgoing

across

thebridge.6/45Thedogisveryhappy.Heseesdifferentkindsofanimals.7/45Itisapanda.Thepandaiseatingbamboo.8/45Itisamonkey.Themonkeyiseatinganapple.9/45Itisanelephant.Theelephantiswalking.10/451、冠词是虚词，本身不能单独使用，也没有词义，它用在名词前面，帮助指明名词含义。2、冠词分为不定冠词a(an)和定冠词the两种。不定冠词a/an惯用来泛指某人或某物，定冠词the惯用来指特定某人或某物。冠词：

11/451.Itisa

panda.The

pandaiseatingbamboo.2.Itisamonkey.The

monkeyiseatinganapple.3.Itisan

elephant.The

elephantiswalking.Discussingroups(小组讨论):

Howtouse“a/an”or“the”

结论1:当我们首次提到某人或某物时，在前面用不定冠词a/an。当我们再次提到某人或某物，我们在前面加定冠词“the”。12/45Discussingroups:

Howtouse“a”or“an”a

pandaan

elephanta

monkeyan

applea

bridgean

openarea结论2：a用于辅音音素开头词前，an用于元音音素开头词前。13/45小试身手：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。an14/45特殊词：

ausualboy;ausefulbook;

auniversity;aone–legdoganuncle;anumbrellaanhonestboy;anhour;字母前用an“a,e,i,o,f,h,l,m,n,r,s,x”15/45定冠词the使用方法口诀：定冠词使用方法有规律，预防遗忘很轻易。特指双方都熟悉，上文已经被提及。世上无二仅独一，序数词和最高级。山河海岛建筑物，姓氏复数奏乐器。少数形表人一类，方位名词须切记。普构专有惯用词，试用此诀有效率。不用冠词情况口诀：以下情况不用冠，名词之前代词限；专有名词不可数，球类学科与三餐；复数名词表泛指，节日月份星期前；颜色语种和国名，称呼习语及头衔。16/45

定冠词the使用方法1.第二次提到Thisisanapple.Theappleismine.2.特指

Theboyinredismybrother.3.用在独一无二名词前thesun太阳/themoon月亮/theearth地球4.用在最高级前theyoungest/themostbeautiful5.用在序数词前

thefirst/thesecond/thethird/thefourth6.

用在西洋乐器前

playthepiano/theguitar7.The+姓复数表示一家人TheSmiths/theGreenssmith一家/格林一家8.用在方位名词前或习惯使用方法inthesouth/ontheright/intheday/intheend17/45尤其提醒：

月份，季节，星期，国家，体育运动，一日三餐，语言，节日，人、地名,专有名词或可数名词复数前。名词前不加冠词。一些固定短语中eg.byplane,gotoschool/work,afterschool,atnight,atwork18/45小试身手：用适当冠词填空，为何？1.Weliveon___thirdfloorofthetallbuilding.2.____WhitesarepreparingforthecomingThanksgivingDay.3.Mycousin,Amy,likeplaying____violin.4.___earthgoesaround____sun.5.Ibelieveyouare____bestsinger.6.____richshouldtrytheirbesttohelp____poor.ThethethethetheThetheThe序数词前用于姓氏复数形式前，表示某一家人乐器前世界上独一无二事物形容词最高级前一些形容词前，表示某一类人19/45Practice：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.aaanaaThethethethe20/45Millie：Let’sgotothePandaHousefirst.Daniel:Hereweare.Icansee(1)____pandathere.It’slyingonthegrass.Millie:Howcute!Ireallylovepandas.Look!There’s(2)____babypanda.It’ssosmall.Daniel:Yes.(3)_____babypandadoesn’tlooklikeitsmother.Millie:Nowlet’sgotoseesomelions.Daniel:Are(4)_____lionsin(5)____openarea?Millie:No,theyaren’t.They’rein(6)___verybigcage.Daniel:Isee.aaThetheanaPractice(Page47)21/45(halfanhourlater)Daniel:Millie,hereis(7)___bridge.Whatcanyouseeacrossit?Millie:Oh,(8)___elephantisstandingoverthere.Daniel:Let’sgoacross(9)____bridgeandsee(10)____elephant.

aanthethe22/45一试身手:用a,an,the或“/”填空1.--Isthere__postofficenearyourhome.--Yes.It’sattheendof___road.2.Is__NewYork___capitalof__America?3.Areyougoingtoplay__basketballafterschool.4.--Icansee__kitejustnow.--Whereis___kitenow?aa/thethethe//23/45在需要空格内填入冠词a,an或the:Whereare___balls?Aretheyunder___chair?Whoisthat?_____girlin____hat?Idon’tknow.3.Ihave____apple.It’sinmybag.Canyousee____apple?4.Thisis____bag.____bagisunder____desk.5.Lookat____map.It’s___mapof___China.6.Arethey_____twins?Yes,theyare.thetheTheanaThetheatheaExercises//the24/457.Wearein_____sameschool.ButJohnis____Americanboy.8.Wemustbepoliteto_____old.9._____moongoesaround_____sun.10.Whois____firstonetocomehere?11.Shegoestoschoolby____bike,butyesterday.shewentherein____car.12.It’s____usefulbook.Heis____unhappyboy.13.______Smithsarehavingsupperathomenow.theTheathean/theaThethean25/45Ican’tfindthedogagain.26/45behindthecage27/45infrontofthecage28/45insidethecage29/45outsidethecage30/45Thetoyplaneis______thedog.aboveThedogis______thetoyplane.below31/45Thetoyplaneis______thedog.overThedogis______thetoyplane.under强调垂直之上/下32/45oninbehindunderabovenexttobelowinsideoutsideinthemiddleofover↖↖besideontheleftontherightinfrontof↘33/45方位介词含义注意at在…处指在某一点,惯用于较小地点in在…处相对于at,惯用于较大地点on在…上在某一平面上above在…上方表示“高于某物”below在…下方表示“低于某物”over在…上方在垂直正上方,不接触表面under在…下方在垂直正下方,不接触表面opposite在…对面34/45方位介词含义注意infrontof在…前面在某物外部前面，注意与inthefrontof区分,后者指“在某物内部前面”behind在…后面在某物后面inside在…里面outside在…外面beside在…旁边nextto在…旁边相当于besidebetween在…中间between表示在二者之间，among表示“在三者（或以上）之间”35/45Themanis______thetree.Thehillsare______theforest.Thebirdsare___thetree.Thechairis_______thebasketandthetable.一试身手：用适当方位介词填空underbehindinbetween36/45thedogasignabenchAskandanswer37/45A:Whatcanyouseeinthepark?B:Icanseea…/Icanseesome…A:Whereis/arethe…?B:Itis/Heis/Sheis/Theyare…Workinpairs38/45Let’shelpSandy39/45

Thereisabeautifullakeinthepark.Look,twoboysarerowingaboat(1)____thelake.(2)___________thelaket