七年級(jí)下冊(cè)Unit4知識(shí)點(diǎn)梳理（教師版）

Unit4Don’teatinclass(教師版)單元語(yǔ)法單元語(yǔ)法一、祈使句表達(dá)命令、請(qǐng)求、勸告、警告、禁止等的句子叫作祈使句。祈使句最常用于表達(dá)命令，因其主語(yǔ)是第二人稱(chēng)you且往往被省略，因此祈使句一般以動(dòng)詞原形開(kāi)頭。Eg.Goandwashyourhands.去洗洗你的手。（命令）Bequiet,please.請(qǐng)安靜。（請(qǐng)求）Practicetheguitareveryday.每天練習(xí)吉他。（建議）類(lèi)型句型結(jié)構(gòu)示例Do型肯定：動(dòng)詞原形（+其他成分）.Standup.起立。否定：Don’t+動(dòng)詞原形（+其他成分）.Don’tplaywithfire.不要玩火。Be型肯定：Be+表語(yǔ)(一般為形容詞).Becalm.冷靜。否定：Don’t+be+表語(yǔ)（+其他成分）.Don’tbestupid.別犯傻。Let型肯定：Let+賓語(yǔ)+動(dòng)詞原形（+其他成分）.Let’sgoswimming.咱們?nèi)ビ斡景?。否定：①Don’tlet+賓語(yǔ)+動(dòng)詞原形（+其他成分）.②Let+賓語(yǔ)+not+動(dòng)詞原形（+其他成分）.Don’tlethimgo.別讓他走。=Lethimnotgo.【*拓展】No型祈使句：表示禁止，常用于標(biāo)語(yǔ)、警示語(yǔ)的否定祈使句結(jié)構(gòu)為：“No+動(dòng)詞ing形式”或“No+可數(shù)名詞復(fù)數(shù)形式/不可數(shù)名詞”。1.Molly,___D____afraidofspeakinginfrontofpeople.Youarethebestone.A.don’tB.notC.notbeD.don’tbe2.“No__B_____!”saysthesign.A.smokeB.smokingC.smokesD.tosmoke3.It’slate,Teresa.___A_____earliernexttimeandyou’llhaveenoughtimetohavebreakfast.OK,Mom.I’llremember.A.GetupB.GettingupC.TogetupD.Getsup4.____B____thisrockmusic,please.I’mafraidsomepeoplecan’tstandthenoise!A.StoppingB.StopC.StopsD.Stopped5.____C____callmeWangwang!It’smydog’sname.A.Not

B.NoC.Don’tD.Doesn’t二、情態(tài)動(dòng)詞must、haveto情態(tài)動(dòng)詞must表示說(shuō)話人的主觀看法(主動(dòng))，表示“必須、必要”。其否定形式為mustnot=mustn’t，意為“禁止；千萬(wàn)不要”。無(wú)人稱(chēng)和數(shù)的變化，不能單獨(dú)使用，必須與其后的動(dòng)詞原形構(gòu)成謂語(yǔ)。句型結(jié)構(gòu)：主語(yǔ)+must+動(dòng)詞原形+其他.Imustdomyhomeworkbeforedinner.晚飯前我必須做作業(yè)?！就卣寡由臁恳詍ust開(kāi)頭的一般疑問(wèn)句的否定回答mustn’t(×)needn’t或者don’t/doesn’thaveto(√)Eg.—MustIdomyhomeworknow?我必須現(xiàn)在做我的作業(yè)嗎？—Yes,youmust./No,youneedn’t/don’thaveto.是的，你必須。/不，你不必。情態(tài)動(dòng)詞haveto表示必須,強(qiáng)調(diào)客觀需要,不得不、被逼無(wú)奈做某事。①有人稱(chēng)、單復(fù)數(shù)的變化②有動(dòng)詞時(shí)態(tài)的變化。has/had/haveto否定形式和疑問(wèn)句形式均需要借助助動(dòng)詞do才可以進(jìn)行變化。1.–Canyougotoseeamoviewithusthisevening?Sorry,Ican’t.I_D__takecareofmylittlebrotherathomebecausemymotherisill.A.can B.must C.would D.haveto2.You_A___crosstheroadwhenthetrafficlightsarered.A.mustn’t B.can’t C.wouldn’t D.needn’t3.MustIgotomedicalschoolandbeadoctorlikeyou,Dad?No,you_D__,son.You’refreetomakeyourowndecision.A.can’t B.mustn’t C.shouldn’t D.needn’t4.MayIgooutnow,Dad?No.You__D_letyourmotherknowfirst.A.can B.may C.need D.must5.–Ican’tstopsmoking,doctor.Foryourhealth,I’mafraidyou__C___.may B.need C.haveto D.must6.Listenguys.Everyone__D_____wearamask（口罩）.Goandbuyoneifyoudon’thaveone.A.can’tB.canC.mustn’tD.must7.You___B____smokehere!Lookatthesign.Itsays“Nosmoking!”A.needn’tB.mustn’tC.mayD.can知識(shí)點(diǎn)梳理知識(shí)點(diǎn)梳理考點(diǎn)1“到達(dá)”的三種表達(dá)IwillarriveinShanghaitomorrow.我將于明天到達(dá)上海。Iusuallyarriveatschoolat7:50inthemorning.我通常在早上7:50到達(dá)學(xué)校。arrive不及物動(dòng)詞，意為“到達(dá)”，其后不能直接跟賓語(yǔ)。arrive有介詞，arrivein+大地點(diǎn)（國(guó)家、城市等）；arriveat+小地點(diǎn)（車(chē)站、學(xué)校等）Whattimedoesthetrainarrive?火車(chē)什么時(shí)候到？get有介詞，getto+地點(diǎn)名詞Tinagetstothezoobybike.蒂娜騎自行車(chē)到動(dòng)物園。reach無(wú)需介詞，直接reach+地點(diǎn)IreachZhuhai.我到達(dá)了珠海。*注意：當(dāng)其后接地點(diǎn)副詞here、there以及home時(shí)，介詞to/in/at常省略Igethome.我回到家了。vsIgettoschool.我回到學(xué)校了。Howdidyouarrive/getthere?你是怎樣到達(dá)那里的1.We___D____schoolat7:00everyday.A.getB.goC.arriveD.arriveat2.Alicecanarrive__D____herebefore8:00.A.inB.atC.forD./3.Tomnever__arrives___(arrive)homelateafterschool.4.我們必須在7點(diǎn)之前到達(dá)學(xué)校。（翻譯句子）__Wemustarriveatschoolbefore7:00________________________________________________.考點(diǎn)2ontime的用法Youmustbeontime.你必須準(zhǔn)時(shí)。（be）ontime固定短語(yǔ)，意為“準(zhǔn)時(shí)；按時(shí)”【*拓展】time的其他短語(yǔ)timetimeintime及時(shí)forthefirsttime第一次atthesametime同時(shí)attimes有時(shí)；偶爾fromtimetotime有時(shí)allthetime一直；總是1.我們每天必須按時(shí)到校。（完成句子）Wehavetogettoschool___on______time__everyday.2.沒(méi)有及時(shí)趕上公交車(chē)，他因此不能準(zhǔn)時(shí)到那里。（完成句子）Shedidn’tcatchthebus___in___time,soshecouldn’t__arrive__there___on___time.考點(diǎn)3“聽(tīng)”的三種表達(dá)Don’tlistentomusicinclass.不要在課堂上聽(tīng)音樂(lè)。單詞用法固定搭配listen意為“聽(tīng)；傾聽(tīng)”，側(cè)重聽(tīng)的動(dòng)作，接賓語(yǔ)時(shí)須加to___listentomusic____聽(tīng)音樂(lè)hear意為“聽(tīng)見(jiàn)；聽(tīng)到”，側(cè)重聽(tīng)的結(jié)果hearsbdosth./hearsbdoingsth.sound意為“聽(tīng)起來(lái)”，后面接形容詞作表語(yǔ)Thatsoundsgood.【拓展】inclass意為“在課堂上；上課時(shí)”，intheclass意為“在班里”。Eg.Listentoyourteachercarefullyinclass.在課堂上要認(rèn)真聽(tīng)老師講課。Thereare40studentsintheclass.這個(gè)班有40名學(xué)生。1.Don’t___D____musicintheclassroom.A.listenB.listensC.tolistenD.listento2.Weall___B____themancarefully,butwecan’t________whathesays.A.listento;listentoB.listento;hearC.hear;listentoD.hear;hear3.瑪麗,做作業(yè)的時(shí)候不要聽(tīng)音樂(lè)。（完成句子）Mary,___don’t______listen______to____musicwhenyoudoyourhomework.考點(diǎn)4important的用法ItisItisimportantforsb.todosth.意為“對(duì)某人來(lái)說(shuō)做某事很重要”important形容詞“重要的”importance名詞“重要性”theimportancetheimportanceof...意為“…的重要性”1.Ihavesome___important____newstotellyou.我有一些重要消息要告訴你。2.Weallknowthe_importance____ofEnglish.我們都知道英語(yǔ)的重要性。3.Itisimportant__A____ustomakefulluseoftime.A.for B.of C.with D.to考點(diǎn)5三個(gè)“拿”的用法單詞含義及用法bring“帶來(lái)”，強(qiáng)調(diào)將某人或某物從別的地方帶到說(shuō)話者所在的地方來(lái)(遠(yuǎn)?近)常用搭配：bringsth./sb.to...把某物/某人帶到……take“帶走；拿走”，強(qiáng)調(diào)說(shuō)話者所在的地方將某人或某物帶到別的地方去(近?遠(yuǎn))get“去拿；去取”，離開(kāi)說(shuō)話者所在的地方去取某物后再回來(lái)，強(qiáng)調(diào)動(dòng)作的往返(一來(lái)一回)1.Kate,____A____yourhomeworkheretomorrow.A.bring B.brings C.take D.takes2.Canyou__B___yourbaseball________school?A.take;inB.bring;toC.bring;inD.need;to考點(diǎn)6practice的用法+代詞+代詞Pleasepracticeit.請(qǐng)練習(xí)它。practice(動(dòng)詞)練習(xí)+名詞Let’spracticemusicskills.讓我們一起練習(xí)音樂(lè)技巧吧。+動(dòng)詞ing形式Let’spracticespeakingEnglishtogether.讓我們一起練習(xí)說(shuō)英語(yǔ)吧。重點(diǎn)：常用搭配：practicedoingsth.練習(xí)做某事【*拓展】practice還可作名詞時(shí)，意為“練習(xí)；實(shí)踐”。Itneedsalotofpracticetoplaythepianowell.彈好鋼琴需要大量的練習(xí)。1.Don’tpractice__A_____basketballinyourhouseatnight.A.playing B.toplay C.play D.plays2.Ihavetopractice__speaking__(speak)Englisheveryday.3.他周末通常練習(xí)彈吉他。（完成句子）Heusually__practices____playing_______the_______guitar___onweekends.考點(diǎn)7help的用法help用作動(dòng)詞，意為“幫助；援助”，其常見(jiàn)用法如下：helphelphelpsb.withsth.幫助某人某事helpsb.(to)dosth.幫助某人做某事helponeselfto...隨便吃...【*拓展】help還可作不可數(shù)名詞，意為“幫助；援助”。1.Weoftenhelptheoldman__A____.A.todosomecleaningB.cleanedC.cleansD.cleaning2.SunHaiwashelpinghismother___C____dinnerwhenhisfathergothomefromwork.A.makingB.makesC.tomakeD.made考點(diǎn)8辨析toomany,toomuch與muchtoo【易混辨析】toomuch副詞詞組，表示“……得太多”，修飾動(dòng)詞eattoomuch吃得太多形容詞詞組，表示“太多”，修飾不可數(shù)（可數(shù)/不可數(shù)）名詞toomany形容詞詞組，表示“太多”，修飾可數(shù)（可數(shù)/不可數(shù)）名詞muchtoo副詞詞組，表示“太……”，修飾形容詞或副詞1.Thereare___A___rulesinmyhome.Wehave_______homeworktodotoday.A.toomany;toomuchB.toomuch;manytooC.toomany;muchtooD.muchtoo;manytoo2.Ihave__B___thingstodotoday,soI’m_______busy.A.toomany;toomanyB.toomany;muchtooC.toomuch;muchtooD.toomuch;toomany3.Wehave___B___rulesintheEnglishclub.A.toomuchB.toomanyC.muchtooD.manytoo考點(diǎn)9四個(gè)看【易混辨析】“四個(gè)看”：read,watch,look與see單詞用法read“閱讀”，如看報(bào)、看書(shū)、看雜志等，后接newspaper,letter等詞watch“（聚精會(huì)神地）看；注視”，如watchTV/match/game等look強(qiáng)調(diào)“看”的動(dòng)作，是不及物動(dòng)詞，后面不能直接跟賓語(yǔ)，需要與介詞at連用再接賓語(yǔ)lookat...see強(qiáng)調(diào)“看”的結(jié)果，意為“看見(jiàn)”，如seeaboy“看到一個(gè)男孩”1.Myfather_reads__newspaperseverymorning.我爸爸每天早上看報(bào)紙。2.Tomlikes_watching_footballmatches.湯姆喜歡看足球比賽。3._Look___atthispicturecarefully.認(rèn)真看這種圖片。4.I__see__abirdinthetree.我看到樹(shù)上有一只鳥(niǎo)?？键c(diǎn)10strict和remember的用法strict形容詞，意為“嚴(yán)格的；嚴(yán)厲的”。?？级陶Z(yǔ)：bestrictwithsb.對(duì)某人要求嚴(yán)格；bestrictinsth.對(duì)某事嚴(yán)謹(jǐn)Eg.Heisverystrictwithhisstudents.他對(duì)他的學(xué)生要求非常嚴(yán)格。1.MissWangisstrict___C___us_______ourwork.A.with;withB.in;inC.with;in考點(diǎn)11remember的用法【易混辨析】重點(diǎn)：remembertodosth.與rememberdoingsth.remembertodosth.“記著要去做某事”，說(shuō)明事情還沒(méi)有做Remembertocallmeupwhenyougethere.rememberdoingsth.“記得做過(guò)某事”，說(shuō)明事情已經(jīng)做過(guò)了Irememberseeingherinthiscity.1.John,remember__C____offthelightswhenyouleavetheroom.A.turnB.turnedC.toturnD.turning2.一Pleaseremember__A____soccerwithusnextweek.一OK.Noproblem.A.toplayB.playing C.play D.plays3.Remember__todo___(do)yourhomeworkfirstafterschool.4.請(qǐng)記得遵守學(xué)校里的規(guī)定。

Please

__remember__

____to____

___follow___

the

school

rules.考點(diǎn)12keep的用法...Ihaveto/mustkeepmyhairshort.……我必須留短發(fā)。keep及物動(dòng)詞，意為“保持；保留”，常用于“keep+名詞+賓語(yǔ)補(bǔ)足語(yǔ)”結(jié)構(gòu)，其中，賓語(yǔ)補(bǔ)足語(yǔ)通常由形容詞、副詞、介詞短語(yǔ)或動(dòng)詞ing形式等充當(dāng)，意為“保持……處于某種狀態(tài)”。Eg.Wemustkeeptheclassroomclean.我們必須保持教室干凈。I’msorrytokeepyouwaiting.對(duì)不起，讓你久等了。1.Fruitsandvegetablescanbehelpfultokeeppeople__health__(healthy).2.Theboss(老板)alwayskeepstheseworkers_working__(work)over10hoursaday.Unit4Don’teatinclass單元作文單元作文假如你是Eric，請(qǐng)你給Dr.Know寫(xiě)一封信，告訴他你必須遵守的家規(guī)、校規(guī)及你的感受。要求:語(yǔ)句通順,表達(dá)流暢,可以適當(dāng)發(fā)揮;詞數(shù)80左右。自我感受規(guī)則細(xì)節(jié)寫(xiě)作目的自我感受規(guī)則細(xì)節(jié)寫(xiě)作目的范文一：DearDr.Know,Therearetoomanyrulesinmylife!Athome,Ihavetohelpmymomanddaddothedisheseveryday.AndIhavetocleanmyroomonSaturdays.Ican’tgooutwithmyfriendsonweekends.Atschool,wecan’teatinclass.Wehavetowearaschooluniform.Andwecan’tbenoisyinthehallways.HowcanIrelaxwithsomanyrules?WhatshouldIdo?KenLi范文二：DearDr.Know,Canyouhelpme?I’mnothappybecausetherearetoomanyrules.Everymorning,Ihaveto/mustgetupatsixo’clock.Atschool,Ihaveto/mustwearaschooluniform,andIhaveto/mustkeepmyhairshort.Afterschool,Ican’tplaywithmyfriendsorwatchTVbecauseIhaveto/mustdomyhomework.Ican’trelaxonweekendseitherbecauseIhaveto/mustlearntoplaythepiano.Ineverhavefun.WhatcanIdo?ZhaoPei詞匯梳理詞匯梳理1.listen聽(tīng)；傾聽(tīng)(v.)→___listener____(n.)傾聽(tīng)者2.important重要的(adj.)→__importance___(n.)重要性→__importantly__(adv.重要地)3.quiet安靜的(adj.)

→___quietly____(adv.)安靜地4.dish碟；盤(pán)(n.)→

____dishes____(復(fù)數(shù))5.more更多的(adj/pron.)→___many/much___(adj.)許多6.noisy吵鬧的(adj.)→___noise____(n.)噪音7.relax放松；休息(v.)→___relaxing____(adj.)令人放松的→___relaxed____(adj.)放松的8.read讀(v.)→____reader____(n.)閱讀者9.terrible可怕的(adj.)→__