英语词性详细讲解

英语词性,名词的概念,名词可以分为专有名词和普通名词.如Beijing，China,theUnitedStates,LuXun等。普通名词(普通名词包括可数名词和不可数名词)名词,专有名词（首字母要大写theGreatWall；theWestLake虚词（介词、连词、冠词）不用大写,普通名词,可数名词,不可数名词,名词复数的规则变化,以f或fe结尾的名词变复数时：去f,fe加-ves，如：half-halvesknife-knivesleaf-leaveswolf-wolveswife-wiveslife-livesthief-thieves；加s，如：belief-beliefsroof-roofs,名词复数的不规则变化,1）child-childrenfoot-feettooth-teethgoose-geesemouse-miceman-menwoman-womenGerman-Germans2）单复同形如：deer，sheep，fish，Chinese，Japanese3）集体名词，以单数形式出现，但实为复数。如：peoplepolice等本身就是复数，不能说apeople，apolice，但可以说aperson，apoliceman，,要点考点聚焦,flower,flowers,找规律,watch,es,factory-factories,leaf-leaves,box,es,NOUN.,要点考点聚焦,找规律,tomatoes,potatoes,heroes,NOUN.,不规则变化,child-children,woman-women,deer,sheep,man-men,goose-geese,NOUN.,LOREMIPSUMDOLOR,拓展：1、不可数名词及其量的表达方式（不可数名词无法用数目来计算，也没有复数形式）怎么样来表达数量？“计量词+of+不可数名词”来表达acupofcoffee-twocupsofcoffeeapieceofnews-threepiecesofnewsapieceofadvice-fourpiecesofadvice,LOREMIPSUMDOLOR,拓展：2、名词所有格麦克的弟弟Mikesbrother母亲节MothersDay北京的公园Beijingspark汤姆的书Tomsbook中国的地图Chinasmap=themapofChina8分钟的脚程我的桌子,LOREMIPSUMDOLOR,拓展：3、名词连用onebananatree-twobananatreesonemandoctor-twomendoctors拓展:4、常以复数形式出现的词pants；glasses；clothes；shoesjeans；shorts；chopsticks,LOREMIPSUMDOLOR,class-teacher-child-boy-city-box-tomato-chair-bus-dish-zoo-bank-leaf-,sheep-photo-wife-foot-man-mouse-friend-,根据所给单词的正确形式填空：1.Differentpeoplemayhavedifferent_.(idea)2.Ioftengotoworkon.(foot)3.Iknowoneofthe.(boy)4.Mr.Browniswearingapairof.(glass)5.Pleasegivethemtheir.(photo)6.Arethereanyinthebox?(watch)7.Therearetwelveinayear.(month)8.Wouldyoulikesome?(tomato)9.Lookatthoseintheboats!(people)10.Look!Thearesinging.(woman)11.September10thisDay.(teacher)12.Jimhassome.(knife)13.Howmucharethese?(vegetable)14.Myschoolistwenty_walkfromhere.(minute)15.Allthe_(woman)teachersand_(girl)studentsarehaving,ideas,foot,boys,glasses,photos,watches,months,tomatoes,people,women,Teachers,knives,vegetables,women,NOUN.,minutes,girl,1.Several_aretalkingunderthetreeAndtheyare_.Awoman;childrenBwoman;childCwomen;children2.Howfarisyourschoolfromhere？NotveryfarItsabouttwentywalk.（2000杭州）AminutesBminutesCminutes3.Therearethreeinmyfamily.(2004长春）A.peopleB.personC.child4.Moststudentscangotocollegeforfurtherinourcity.A.educationB.informationC.science5.Thisisbedroom.Thetwinsisterlikeitverymuch.A.AnnandJaneB.AnnandJanesC.AnnsandJanes,典型例题解析,C,C,A,A,B,NOUN.,冠词,一.冠词概述,冠词的概念：冠词是经常加在名词前面的一个辅助词，帮助说明名词的含义。冠词在句子中不能单独作一个成分，是虚词。冠词可分为不定冠词（a/an），定冠词（the）和零冠词（/）三类,不定冠词（a/an）,1、a用于辅音发音开头的词前，而不是辅音字母前面如：ausefulbook；auniversity2.an用于元音发音开头的词前，而不是元音字母前，如：anapple；anhour；anhonestman,三.不定冠词的用法,（一）不定冠词的用法：1.在叙述时用于第一次提到某人或某物Thisisabook2.表示泛指的某人、某物AnEnglish-Englishdictionaryisverynecessaryforme.3.表示类别Anelephantisbiggerthanahorse.4.表示数量中的“一”。但数的概念没有one强烈用在数词中，表示“一”。Abook；aman；adog；anhour5.用于某些物质名词和抽象名词前，表示“一阵，一份，一类，一场”Therewillbeastrongwindhere6.用于某些固定词组中haveacold；haveagoodtime；havealook；havearest,三.定冠词的用法(the)the表示特指。同类中特定的一个，区别于其他人或事,1表示特定的人或物Doyouknowthegirlinredskirt？2表示上文提到过的人或事。Tomhasanapple.Theappleisbigandred.3.表示双方都知道的人或物Openthedoor4表示地球、宇宙中的独一无二的事物世界上独一无二的东西很多，这里所指的独一无二主要是指各种天体及世界上比较有影响力的物体。Thesun；theuniverse；theearth5.在世纪，年代名词前用冠词inthe1980s20世纪80年代inthenineteenthcentury二十世纪,6用于形容词最高级和序数词前，常用thethetallestboyHeisalwaysthefirsttocomeandthelasttoleave.7用于“越.越”结构中，the必不可少Themore，thebetter8用于形容词前，表示一类人或事物Therich富人theyoung年轻人Theoldthepoor9用于乐器前，在演奏的乐器前加theplaytheguitar10用于姓氏复数前，表示一家人或夫妻两人TheGreensarewatchingTVnow11.用于普通名词构成的专有名词前theGreatWall长城theSummerPalacetheUnitedStates,12.用于表示方位的名词前intheeast；inthewest；inthenorth；inthesouth13.在江河、山脉、湖泊、海洋、群岛、海峡、海湾运河前用thetheWestLake西湖thePacificOcean太平洋14.用于某些固定词组中intheend最后attheageof在几岁时allthetime一直inthemorning对比：有the和没the意义不同的词组attable在吃饭atthetable在桌子旁inhospital住院inthehospital在医院infuture今后inthefuture将来takeplace发生taketheplace取代gotocollege上大学gotothecollege到大学去inclass在课堂上intheclass在班里onearth和ontheearthinfrontof和inthefrontof前面,指内部,零冠词的用法,1专有名词前一般不加冠词：China,American,GradeTwo,BillSmith2一些抽象的不可数名词前不加冠词：Lifeisshort;artislong.Timewaitsfornoman.3名词前已有this,that,my,whose,some,any,no,each,every等物主代词、指示代词、不定代词、名词所有格等修饰限定时，不加冠词。thismorning；mypen；yourwatch；whosebike4复数名词表示某一类人或事物时，不加冠词Theyareworkers.Computersareverypopulartoallkindsofpeople.5季节、月份、星期、日期和节日的名词前不加冠词ItisSundaytoday.June1stisChildrensDayinChina.Springisalovelyseason.6在语言、学科、三餐、球类等名词前不加冠词havebreakfast；playfootball.,不用冠词的场合,7在人名、称呼语、头衔、职务等名词前，一般不加冠词WhatcolorareMr.Greensshoes?ThisisProfessorLi8在与by连用的交通工具名称前不加冠词bycar,bybus,bytrain(但takeabus,inaboat,onthebike前要加冠词)9表示语言的名词前不加冠词，但后加language时，必须加theChineseFrenchEnglishtheChineselanguagetheFrenchlanguage12固定短语里不用冠词atfirst；takecareof；introuble；intime；indanger；onfoot；ontime；watchTV；,1.MrWanghasworkedas_Englishteacherformorethan10years.A./B.aC.anD.the2Howlongdoesittakeustogotoyourhometownfromhere?Ittakesus_hourormoretogotomyhometownby_train.A.an;aB.a;anC.an;/D.a;/3What_usefulbookitis!Yeah,ittellsyouhowtoplayguitar.A.an；theB.a；aC.a；theD.an；a4、.Susanjoinedanartclubatageofsixandpaintswell.A.theB.anC.a5、Myuncleis_engineer.Heworksveryhard.A.theB.aC.an,练习,6.Ahorseis_usefulanimal.A.aB.anC.theD./7.Weusuallygoto_schoolonweekdays,andsometimesgoto_cinemaatweekends.A.不填；theB.the;theC.the;不填D.不填；不填8._areplanningtogoonvacation.A.BlacksB.ABlacksC.TheBlacksD.TheBlacks9.MrsSmithhas_sonandadaughter.A.aB.anC.theD./11.Shelearnedtoplay_pianoallbyherself.A.aB.anC.theD.不填,12.Whatdoyouwanttobeinthefuture,Nick?Iwanttobe_pilot.Itis_excitingjob.A、a;aB.a;anC.the;anD,a;the13.Thereis_bigsupermarketin_centerofourcity.A、a;theB.the;aC.the;the14.Beijing,_capitalofChina,has_longhistory.A.a;aB.the;不填C.the;aD.不填；the15.Letshave_break;Iwanttomake_telephonecall.A.a;aB.a;theC.the;aD.the;the16.Cindy,doyouhave_e-mailaddress?Iwanttosendyousomephotos.Yes,Ido.Itscindy26.A.aB.anC.the17.Itis_popularwayamongtheyoungpeopletochatontheInternetnow.A.aB.anC.the,18.Doyouknow_girlwhoisstandingunder_tree?Ofcourse!SheisLucy,myclassmates.A.the,theB.a,aC.a,/D./,the19.Thereis_pencilonthedesk.A、anB.aC.theD./20.Ioftengotoschool_.A.bybusB.byabusC.bythebusD.bybuses,代词,代词是代替名词的一种词类。大多数代词具有名词和形容词的功能。英语中的代词，按其意义、特征及在句中的作用分为：人称代词、物主代词、指示代词、反身代词、相互代词、疑问代词、关系代词和不定代词八种。,代词的分类：1.人称代词2.物主代词3.反身代词:myself,ourselves,yourself,himself,herself4.指示代词:this,that,these,those5.疑问代词:what,who,whose,which,6.不定代词:some,any,either,neither,another,others,(a)few,(a)little,alot,many,much7.相互代词8.关系代词,主格：I,we,you,they,he,she,it宾格：me,us,you,them,him,her,it,形容词性my,our,your,his,her,their,its名词性mine,ours,yours,his,hers,theirs,its,I.人称代词：表示谁的词。1).主格代词作主语(注意:主谓一致)2).宾格代词作宾语(动词宾语和介词宾语)HegivesmeanappleIlikegoshoppingwithhim,meyouhimherit,usyouthem,考场练兵,Shedidnttell_(I)whentoleave.Whydontyougive_(we)someexamples?MissLiteaches_(they)maths.Wewilllookafter_(he)whenyouareaway.Didyouborrowtheradiofrom_(she)?_areallverybusyrecently.A.I,youandheB.you,IandheC.He,youandID.You,heandI7.Hetold_tohandin_homework.A.we,weB.I,meC.us,ourD.my,I,me,us,them,him,her,8.Ithink_isgoingtorain.itB.itsC.itsD.that9.Listen!Thereisaknockatthedoor.Doyouknowwho_canbe?heB.himC.itD.she10.Katehaslost_key._asks_forhelp.Her,He,IB.His,He,meC.his,She,ID.her,She,me11.Isaw_playinginthestreetatthattime.themB.theyC.theirD.theirs12.Therearemanypeopleoverthere.Theyarewaitingfor_.A.weB.usC.ourD.ours,II.物主代词:表示所属关系的代词,也叫代词所有格ones(whose),mineyourshishersitsoursyourstheirs,两种物主代词的区别：名词性物主代词=,形容词性物主代词+n.mybags=mine,1).形容词性物主代词后面一定要接名词(作定语)mybooks；ourclassroom；yourpencil)2).名词性物主代词后面不能接名词,(作主语,宾语等)YourEnglishisbad，mineisgood.Isthisyourbook?Yes,itismine.,考场练兵,Igaveher_addressandshegaveme_.my,herB.my,hersC.mine,herD.mine,hers2.Thisis_seat._isoverthere.your,myB.mine,yourC.your,mineD.my,your3.Jimdid_bestintheChineseexam.hisB.himC.himselfD.he4.Hetouched_on_shoulder.my,myB.me,myC.her,herD.me,the,5.Herhomeworkismorecarefulthan_.meB.myC.mineD.I6.Everyoneshoulddo_best.ItsB.onesC.theirD.his7.Afriendof_willgowithme.MyB.meC.mineD.I8._schoolismuchbiggerthan_.Their,ourB.Your,theirC.Their,oursD.ours,yours,III.反身代词(自己)oneself注:第一,二人称的反身代词由形容词性物主代词+self/selves构成第三人称的反身代词由宾格代词+self/selves构成作用:1).作动词或介词的宾语。常搭配的动词enjoy，help，lookafter，takecareof等2).作同位语（加强被修饰词的语气，紧放在被修饰名词后,或句末）Hehimselftoldmethenews.Yousaidityourself.,人称,反身代词构成的短语enjoyoneself玩得开心=haveagoodtimedressoneself自己穿衣服lookafteroneself=takecareofoneselfhelponeself(to）请自便吃点5.byoneself独自地=ononesownforoneself替自己smiletooneself偷笑,窃笑saytooneself自言自语,Theyenjoy_(they)Youshouldtakecareof_(he)_(she)isateacherHetells_(I)thathewillgothereHelikesplayingwith_(we)Thisis_(you)bookWelove_(we)schoolIdonotlike_(I)book,canIuse_(you)Yourbagisbetterthan_(my)Wehavetotakecareof_(we),Ioftentalkwith_(they)Youshouldtakecareof_(you)_(he)isateacherHelikes_(I)verymuchHelikesplayingwith_(she)Ilike_(you)bagIlove_(I)family_(you)schoolisbetterthan_(we)Yourbagisbiggerthan_(my)Ilove_(you).Doyoulove_(I),三、指示代词表示那个、这个、这些、那些等指示概念的代词。,Eg.Thatisagoodidea.Ilovethosebookinblue.Thesepeoplearemyfriends.EgTheweatherinChangshaniswarmerthanthatinJiangshan.Theapplesonthistreearebiggerthanthoseonthattree.,七、疑问代词有who，whom，whose，what和which,when等。在句子中用来构成特殊疑问句。疑问代词都可用作连接代词，引导名词性从句（主语从句、宾语从句和表语从句）,Whoareyou?Whereishiscoat?Whosebagisthis?Whichseasondoyoulikebest?WhatdoesheoftendoonSundays?Couldyoutellmewhathisnameis?Whathesaidmovedmealot.,IV.不定代词：不指明代替任何特定名词（或形容词）的代词(both,all,many,much,each,another,either,afew,little.)复合不定代词：不定代词some,any,every,no与one,body,thing的组合someone(某人）anyoneeveryonenoone(none)somebodyanybodyeverybodynobodysomethinganythingeverythingnothing,Thereissomeoneinhisoffice.Everyoneknowsthat.Imsuresomebodyimportanthasarrived.Thereissomethingwrongwithhim.Isthereanythinginterestingintodaysnewspaper?注1）复合不定代词均为单数，其谓语动词用单数2）形容词修饰复合不定代词放后面,some与any都可以修饰可数名词和不可数名词1、一般来讲，some用于肯定句，any用于否定句、疑问句2、在表建议、请求或希望对方做出肯定回答的疑问句中，用someWouldyoulikesomecoffee？Doyouhavesomecoins？3、any可以用于肯定句中，表示“任何一个”。后跟单数可数名词或不可数名词Anydayisok,3.(the)other,(the)others,another1).othera.别的，其它的other+复数名词=others2).theother+单数名词表示两者中的另一个，常与one连用。Ihavetwoapples,oneisforyou,theotherisforme.another+单数名词表示三者或三者以上的任何一个Idontlikethis,showmeanother.theother+复数名词特指其余所有的人或物=theothers,none和all的区别（适用范围都是三者或三者以上）it，one，that的区别them，ones，those,考场练兵,4.either（两者中的任何一个）,neither（两者都不），both（两者都）1）either表示两者之间的任何一个。动词用单数Eitherofthemisright.2）对both的全部否定，作主语时，动词用单数。Neitherofthetwosistershascome.,1.Idontlikethiscoat.Canyoushowmethat_?oneB.someC.itD.any2.Arethere_boysintheclassroom?No,thereareonly_girls.some,someB.any,someC.some,anyD.any,any3.Hurryup!Thereis_timeleft.A.AfewB.alittleC.fewD.little,4.Isthere_intodaysnewspaper?anythingimportantB.somethingimportantC.importantsomethingD.importantanything5.Shehastwobooksonthedesk._ofthemiswritteninEnglish.BothB.EitherC.AllD.Every6.Iwillcomesome_day.onesB.oneC.otherD.another7.Somearereading,_arewriting.anotherB.otherC.othersD.ones,11.Therearetreeson_sideofthestreet.eitherB.everyC.bothD.all12.Arethetwoboyshere?No,_here.NooneisB.allarenotC.neither13.Ihavelittlemoney,soIcantlendyou_.A.someB.anyC.muchD.many14.Thereis_milkleft.Wehavetogoandbuysomeatonce.A.alittleB.afewC.fewD.little15.Theoldmanhas_friends.Soheoftenfeelslonely.A.fewB.afewC.littleD.alittle,16.Therearetwentyteachersinthisgrade.Eightofthemarewomenteachersand_arementeachers.A.theotherB.theothersC.othersD.other17.Hewastoohappytosay_.A.somethingB.anythingC.nothingD.everything18.Pleasebequiet!Ihave_totellyou.A.importantsomethingB.nothingimportantC.importantanythingD.somethingimportant19.Wehavethreesmallrooms._roomcanseatabout20people.A.AllB.OneC.BothD.Each,五、表示相互关系的代词叫相互代词，有eachother和oneanother两组，但在运用中，这两组词没什么区别。,Weshouldloveeachother.TomandBettyarefriends,sotheyalwayshelpeachother.Ourstudentslearnoneanother.,八、关系代词有who，whom，whose，that，which，as等，可用作引导定语从句的关联词。它们在定语从句中可作主语、表语、宾语、定语等；另一方面它们又代表主句中为定语从句所修饰的那个名词或代词（通称为先行词）。,Heisthemanwhomyouhavebeenlookingfor.IhopeIcanfindajobthatIcandevotemyselfto.Thisisthebookwhosecoveringisold.Thatisthesamefoodasyouwant.,1._(我)amaworker._(你)areadoctor._(她)isateacher.2.Thisis_(他的)shirt.3.Thisis_(我的)pen.4._(他们的)trousersarethere.5.Ilikethispicture.Pleasegive_(它)to_(我).6.Peopleget_(他们的)moneyfrom_(我).7._(他们)arenewstudents._(他们的)namesareLucyandLily.8.Theseare_(我们的)shoes.Can_(我们)wear_(它们).9Thank_for_(你的)help.10._(他)loves_（她）,and_(她)loves_（他）,too.11._(我)love_（你）,and_(你)love_（我），too.,I,You,my,his,She,Their,their,me,it,They,Their,me,our,me,them,we,He,your,you,you,you,her,I,him,she,学习目标一基数词的构成。二序数词的构成。三数词的基本用法。四数词的特殊用法。,数词概述,数词分为基数词和序数词。基数词表示数目或数量多少。序数词表示顺序和等级。,一基数词的构成1one11eleven20twenty2two12twelve21twenty-one3three13thirteen30thirty4four14fourteen40forty5five15fifteen50fifty6six16sixteen60sixty7seven17seventeen70seventy8eight18eighteen80eighty9nine19nineteen90ninety10ten100one/ahundred,基数词的构成（1-12单独记，13-19后teen，20-90整十位ty是后缀，几十几连字符-别忘记，几百几and连205twohundredandfive235twohundredandthirty-five20，000twentythousand2,000,000twomillion1，235，864,327,二序数词的构成,一基数词的构成二序数词的构成1one1st2two2nd3three3rd4fourfourth4th5five5th6sixsixth6th7sevenseventh7th8eight8th9nine9th,first,second,third,fifth,eighth,ninth,八加h九去e,一二三，特殊记,一、二、三单独记th从四起八去t九去eve要用f替：ty变成tie,一基数词的构成二序数词的构成10tententh10theleveneleventh11th12twelve12th13thirteenthirteenth13thfourteenfourteenth14th15fifteenfifteenth15thsixteensixteenth16th17seventeenseventeenth17th,twelfth,e,ve要用f替,一基数词的构成二序数词的构成18eighteeneighteenth18th19nineteennineteenth19th20twenty20th21twenty-onetwenty-21th22twenty-twotwenty-22th23twenty-threetwenty-23th24twenty-fourtwenty-fourth24th,twentieth,first,scond,third,以y结尾变ie,后跟th莫忘记,若想表示几十几只变个位就可以,练一练一读出下列数字791039991,3026,896,203123,234,438,209二写出下列数字.1.twothousandsixhundredandfifty-nine_2.eighteenmilliontwohundredandthirtythousandandsixty-eight_,2659,18,230,068,基数词的用法1、表示数量的多少2、表示年份、时刻3、表示不确定的数目hundredsof；thousandsof；millionsof；billionsof表示具体的数字基数词+hundredthousandmillionbillion200twohundred；4、合成形容词aten-year-oldboyaten-dayholiday5、表示年代或某人几十岁inthenineties在九十年代可写作：inthe90s在20多岁inonestwenties,数词的特殊用法百分数5%fivepercent67%读作倍数一次once两次twice三次threetimes四次读作六倍读作小数0.6zeropointsixonepointfive_,sixty-sevenpercent,fourtimes,sixtimes,1.5,序数词的用法1、表示顺序。（前要用定冠词the）Thesecondpictureisverybeautiful2、表示日期中的“日”whatsthedatetoday？ItsJuly18th.3、分数词：分子用基数词，分母用序数词分子为1，分母单数；分子大于1，分母复数1/7oneseventh2/3twothirds1/33/45/71/41/24、inthe+序数词+century,意为在世纪，如：在19世纪inthenineteenthcentury,当堂检测1.IstudyinPingLiChengguanMiddleSchool,therearetwo_studentsinourschool.thousandsB.thousandsofC.thousandofD.thousand2Whenspringcomes,_treesareplantedinourcity.A.amillionofB.millionsofC.twomillionsD.millionof1.-Whenwasheborn?-Hewasborn_.A.in1988June6B.onJune6,in1988C.inJune6,1988D.onJune6,1988,D,介词,什么是介词？它的作用是什么？,1.Lookatme.()2.Hegoestoschoolbybike.()3.Heisinterestedindrawing.()4.Thebookisonthedesk.(),代词,名词,动名词,介词:通常用在_、_、_之前，表示某个人、事物/东西、事件与另一个之间的_。,名词,代词,名词,动名词,关系,介词的种类,一.表示时间介词,二.表示地点方位介词,三.表示方法、手段,四.常见介词的搭配,一.时间介词,1.,注意：atnoon在中午atnight在夜间inthemorning在早上onthemorningofJuly1st在七月一日的早上onarainyday在雨天,表示时间的介词,1.MaryisflyingtoFrancesoon.ShewillarriveinParis_themorningofJuly9.A.onB.inC.at2.Thetwinswereborn_aFridayevening.A.inB.onC.at3.WetravelledovernighttoParisandarrived_5oclock_themorning.A.on,inB.at,inC.at,on4.Wefinishourlessons_11:30andthenhavearest_noon.A.in,inB.at,atC.in,at,1.MaryisflyingtoFrancesoon.ShewillarriveinParis_themorningofJuly9.A.onB.inC.at2.Thetwinswereborn_aFridayevening.A.inB.onC.at3.WetravelledovernighttoParisandarrived_5oclock_themorning.A.on,inB.at,inC.at,in4.Wefinishourlessons_11:30andthenhavearest_noon.A.in,inB.at,atC.in,at,表示时间的介词,after表示“时间之后”Hewillcomehereafter6:00.before表示“时间之前”Youshouldwashhandsbeforedinner.in+时间段表示“时间之内”或一段时间之后Iwillcomebackinthreedays.for后跟一段时间IhavelearnedEnglishfor3years.since后跟时间点或句子“自从”IhavelearnedEnglishsince2000during在.期间Ihadfunduringsummerholiday.until直到.为止Iwillwaituntilyoucomeback.by+时间点，表示“直到.为止”Iwillgotherebysix.,1.MrBrownhasgonetoCanada.Hewillbeback_twoweeks.A.forB.afterC.in2.Ourmanagercameback_anhour.A.inB.afterC.at,1.Hecamehere_1992,andhehaslivedhere_1992.A.in,forB.in,sinceC.since,since2.IhaveknownLiLei_overfiveyears.A.inB.sinceC.for,1.Hewontcomeback_five.A.beforeB.afterC.by2.Theworkmustbefinished_Friday.A.atB.byC.after3.Wehadthreemeetings_lastFriday.A.inB.beforeC.by,表示时间的介词,1.MrBrownhasgonetoCanada.Hewillbeback_twoweeks.A.forB.afterC.in2.Ourmanagercameback_anhour.A.inB.afterC.at3.Theyhavebeenhere_anhour.A.forB.afterC.infor+一段时间，表示动作延续了一段时间,表示地点方位的介词,in：某一地区之内的地方（在该范围之内）to：某一地区之外的地方（在该范围之外,不相邻）on：与某一地区接壤的地方,FujianisinthesoutheastofChina.,TaiwanistothesoutheastofChina.,RussiaisonthenorthofChina.,表示地点方位的介词,1.Chinalies_theeastofAsiaand_thenorthofAustralia.A.in,onB.in,toC.to,in2.Mongolia(蒙古)is_thenorthofChina.A.inB.onC.to,.地点介词,in:在.里on：在.上面above：在.的上方反义词below：在.的下方over；在.的正上方反义词under：在.的正下方,.地点介词,At:表示小地方用,In:表示大地方用,一.地点介词,1.atthevillage,athome,atthecornerofthestreet._2.inShanghai,inthecountry,inAsia,intheworld,inspace_3.inthebox,onthechair,underthedesk,nexttoKate,ontherightofLucy,infrontofthehouse,behindthedoor_,表示小地方用at,表示大地方用in,表示不同地方用具体不同的介词,填上正确的地点介词：,1.在广州_Guangzhou2.在电影院_thecinema3.在湖边_thelake4.在海里_thesea5.树上的苹果apples_thetree6.树上的小鸟birds_thetree7.在天空上_thesky,in,at,at,in,on,in,in,表示大地方用in,表示在上时，不是都用on，有时须用in。在树上inthetree用于指树上的鸟、人等。onthetree用于指生长在树上的叶子、果实。在墙上inthewall镶嵌在墙内，指窗户、门、钉子等。onthewall在墙的表面之上，指地图、画像等。在报纸上inthenewspaper用于指报上的内容。onthenewspaper用于指放在报纸上的东西，如眼镜等。,in,on,