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五年级下册知识点一、名词（单数，复数，不可数）1.单数afairy,atoothacheanartroom/Englishteacher/idea/umbrella(a.e.i.o.u)2.复数1.一般直接+s：trains，students，2.以s.x.sh.ch结尾，加es：bus-buses，class-classes，3.以“辅音字母+y”结尾，变y为i，加es：library—librarieshobby---hobbiescity——citiesfamily——families4.以o结尾的，加es：potatoes，tomatoes5.不规则名词复数：man-men，woman-women，policeman-policemenchild-childrenfoot-feet，tooth-teeth3.不可数bread,meat,soup,milk,juice,tea,rice…二、人称代词1.主格：Iweyouyouhesheheitthey★2.宾格：meusyouyouhimherhimitthemtryit/themonhelpme/him/herWhat’swrongwithhim/her/them?eatthembebadforusLetme/us….giveitacakecometoseehim3.形容词性物主代词：myouryouryourhisheritstheir★三、介词1、表示时间的：①in＋月份：inJanuary，inApril②inthemorning/afternoon/evening③in＋季节：inwinter④on＋具体日期onthe23rdofJune⑤at＋具体时刻atfiveo’clock2、表示节日的：①atSpringFestivalatChristmas/Halloween②onMother’sDayonChildren’sDay3、表示地点的：（farfrom/near/nextto/beside/behind/between/under/in/on/at）①attheparty/attheprince’shouse/atthetrafficlights/atthebusstopatParkStation/athome/school②onyourleft③onMoonStreet/inSunshineTown★四、季节和月份SpringisinMarch,AprilandMay.warmSummerisinJune，JulyandAugust.hotAutumnisinSeptember,OctoberandNovember.coolWinterisinDecember,JanuaryandFebruary.cold★五、基数词和序数词基数词：onetwothreefourfivesixseveneightnineteneleventwelvethirteenfourteenfifteensixteenseventeeneighteennineteentwentytwenty-onethirty···序数词：firstsecondthirdfourthfifthsixthseventheighthninthtentheleventhtwelfththirteenthfourteenthfifteenth···twentiethtwenty-firstthirtieththirty-second序缩写：六、哪些情况加动词原形：1.can/should/would2.let3.助动词do/does4.to练习：1.SuHaishould______(take)somemedcine.2.Let’sgoand______（have）aparty.3.______(do)Nancy______(like)_______(dance)?4.Cinderellahasto______(come)backbefore12o’clock.七、哪些情况加动词ing1.be2.go3.begoodat4.like5.what/howabout注意：动词ing形式也叫作动词的现在分词（-ing），变化规则：（1）直接加ing：draw——drawingplay——playing（2）以不发音的e结尾的，去e加ing：dance——dancingskate——skatingmake——makinghave——havingwrite——writinglive——livingcome------comingride-------ridingdrive------driving（3）以重读闭音节结尾，呈现“辅元辅”结构的，双写末字母加ing：swim——swimmingrun——runningchat——chattingsit——sittingput——puttingshop——shoppingget-----getting练习：1.Let’sgo________(swim)thisafternoon.2.You’rereallygoodat_________(skate).3._____(be)youruncle______(read)booksnow?4.Howabout________(watch)afilm?★八、现在进行时表示：正在进行的动作或存在的状态。（now/listen/look）构成:be(is/am/are)＋动ing例：特殊疑问句1.Whatareyoudoing?Iamsweepingthefloor.2.Whereareyougoing?Iamgoingtotheplayground.一般疑问句1.Areyoucookingtomatosoup?Yes,Iam./No,I’mnot.2.Ishelookingforsomejuice?Yes,heis./No,heisn’t.九、一般现在时表示：经常发生的动作或存在的状态，常与表示频率的时间状语连用。（always总是；usually通常；often经常；sometimes有时候）例：Whatdoyou(usually)doonyourbirthday?WhatdoyoueatatSpringFestival?★注意主语是三单时，动词要变为动三单形式，变化规则如下：1)一般情况下,动词后面直接加-s.：climbs/takes/picks2)以ch,sh,s,x或o结尾的动词,在后面加-es.例:teaches,watches,does,goes,catches,brushes3)以辅音字母+y结尾的动词,把y变为i再加-es.try--tries十、辨析2.和①and(SuYangandI)arehelpingher.②with(We)oftenhaveabigdinnerwith(ourparents).3.也①tooIt’sSuYang’sbirthdaytoo.（句末）②alsoIt’salsoSuYang’sbirthday.（句中）③eitherTheyshouldnoteatordrinkeither.(否定句)4.Be动词（is/am/are）①Iam/youare②单数/不可数is/复数are★5.想要①want=wouldlike+名词Shewantsabigcake.=②wantto=wouldliketo＋动原Shewantstobuyabigcake.=★6.是······的时候了。It’stimetohavelunch.(to+动原)It’stimeforlunch.(for+名词)★7.lookfor寻找（过程）LiuTaoislookingforsomemilk.find找到（结果）YangLingcannotfindthebookshop.8.or（通常用于否定句）and（通常用于肯定句）十一、易错词汇和词组1.who’s(是谁)whose(谁的)he’s(他是)his(他的)thereare有they’re他们是these这些pretty漂亮的present礼物parent父或母read读ride骑2.playbasketballplaythepianoplaywithKittythecat3.sweepthefloor4.cleanthecar/tablecleantheclassroom/library5.washclothes/thedishes/somevegetables6.give…to/send…to/write…to/show…to/buy…for7.fit/hearwell、workonabigship、tooyoung/late/manysweets8.what/where/when/who/whose/howmany/howold/which(哪个)十二、文化板块1.Ilikereadingfairytales.Ilikereadingstoriesabout(关于)theMonkeyKingandNezha.2.IntheUK,weaskWhere'sthetoilet?IntheUS,weaskWhere'stherestroom?3.Youhaveafever.Yourtemperatureis102°F.102?It's39°C.4.Ieatwithchopsticks.(Chinese)Ieatwithaknifeandfork.（Western）西方人5.Halloweenisonthethirty–firstofOctober.Childrenusuallydressup.Theyknockonpeople'sdoorsandshoutTrickortreat?forsweets.6.PeopleintheWestusuallyopentheirpresentsassoonastheyreceivethem.★十三、四会句型1.Whyareyousad?BecauseIcan’tgototheparty.（问原因）2.Howdoyoucometoschool?Icometoschoolbybus/taxi.(问交通工具)3.Excuseme，howdoIgettothecinema/hospital···?（getthere）Youcangeton/offthemetro/busat…（问路、指路）Then,walkto/goalong….（问路）.Youcansee…onyourleft/right.4.What’wrongwithyou?Ihaveafever/headache/cold/toothache.Youshould/shouldn’t…（问身体状况）What’wrongwithhim/her?He/Shehasafever.Howdoyoufeelnow?Ifeelbetter(好些)./cold/hungry/…5.Whatareyou/theydoing?Iam/Weare/Theyaresweepingthefloor.Whatishe/shedoing?He/Sheiscookingdinner.6.Areyoucookingmeat?No,I’mnot.I’mwashingsomevegetables.How’sthemeat/soup/…?It’syummy/nice.Ican’twait!Iloveit!（vegetablesalads）7.TheSpringFestivalisinJanuaryorFebruary.Peopleeatricedumplingsatthisfestival.（注意festival不是节日名称时不要大写）8.When’syourbirthday？It’sonthe_______of______.(四月21日)Whatdoyoudoonyourbirthday?Iusually···（haveaparty/buyabirthdaycake/eatnoodles/···