Unit4Helpinginthecommunity單元重難點(diǎn)梳理（人教PEP版）四年級(jí)上12345單詞，詞組過關(guān)重點(diǎn)句型過關(guān)語法過關(guān)字母+語音過關(guān)經(jīng)典例題1單詞，詞組過關(guān)單詞詞組過關(guān)Keywords警察；警員大量；許多清潔工Keywords廚師快遞員司機(jī)Keywords消防隊(duì)員為什么過去的；年紀(jì)大的；老的每人現(xiàn)在講述；告訴everyoneoldtellmakethebednowLookandsay2經(jīng)典例題cleanerdeliveryworkerbusdrivercookpoliceofficerLookandmatch一、選擇不同類的一項(xiàng)。(

)1.A.firefighter B.job C.cleaner(

)2.A.cook B.driver C.help(

)3.A.bed B.room C.make(

)4.A.tell B.story C.read(

)5.A.people B.child C.everyone1-5BCCBC2重點(diǎn)句型過關(guān)重點(diǎn)句型過關(guān)ConversationLook!Afirefighter!Ourneighbourisafirefighter.Heoftenhelpspeople.Yes,he’saveryniceman.LiuJia’sfatherisalsoverynice.Why?He’saschoolbusdriver.Hetakesustoschooleveryday.That’sanimportantjobtoo.VideoConversationThat’sgreat!Myneighbourisapoliceofficer.Shehelpsalotofpeople.cleanerdeliveryworkercookbusdriverpoliceofficerVideoConversationChenJieismakingthebed.HereisZhangPeng.He’ssingingoldsongs.BinbinandJohnaretellingfunnystories.Everyoneishappy!Look!Thestudentsarebusynow!VideoConversationSheismakingthebed.Heissingingoldsongs.Heistellingafunnystory.Theyarecleaningtheroom.We’reinanoldpeople’shome.I’mmakingthebed.Video2經(jīng)典例題單項(xiàng)選擇。(

)1.-Whatdoesyourmotherdo?-She's______cookA.a B.an C.the(

)2.Myfriend'sfatherisapoliceofficer.Heoften______people.A.help B.helps C.helping)(

)3.Ican______thefloor.It'scleannow.A.clean B.cleaning C.cleans2經(jīng)典例題1-5ABABA

(

)4.-Canyouhelptheoldpeople?Yes,I______.A.do B.can C.am(

)5.Weoftenhelpothersinthecommunity.Weare______.helpful B.busy C.tired3語法過關(guān)語法過關(guān)知識(shí)點(diǎn)1

介紹他人的職業(yè)及其日常工作主語（第三人稱單數(shù)）+isa/an+職業(yè)名稱.主語（第三人稱單數(shù)）（+頻度副詞）+動(dòng)詞第三人稱單數(shù)形式（+其他）.he,

she,

Mike,myfather...Myneighborisapoliceofficer.Shehelpsalotofpeople.知識(shí)點(diǎn)2

why的用法why是疑問副詞，意為“為什么”，常用來詢問原因?；卮饡r(shí)常用以because開頭的句子，意為“因?yàn)椤盬hyisLiuJia’sfatherverynice?Becausehe’saschoolbusdriver.Hetakesustoschooleveryday.知識(shí)點(diǎn)3

treat-treatinggrow-growingtake-takingmake-makingput-putting動(dòng)詞-ing形式末尾加-ing去e再加-ing雙寫末尾輔音字母，再加-ing以不發(fā)音的字母e結(jié)尾的動(dòng)詞，以重讀閉音節(jié)結(jié)尾且末尾只有一個(gè)輔音字母的動(dòng)詞，一般情況下知識(shí)點(diǎn)4

描述某人正在做某事主語+be動(dòng)詞（am/is/are）+動(dòng)詞-ing形式（+其他）.I’mcleaningmyroomnow.我現(xiàn)在正在打掃我的房間。Look!Theboysareflyingkites.看！男孩們正在放風(fēng)箏?！癰e動(dòng)詞+動(dòng)詞-ing形式”是現(xiàn)在進(jìn)行時(shí)的標(biāo)志，be動(dòng)詞要隨著主語人稱和數(shù)的變化而變化現(xiàn)在進(jìn)行時(shí)的標(biāo)志詞通常有l(wèi)ook（看）、listen（聽）、now（現(xiàn)在）等2經(jīng)典例題末尾加-ing去e再加-ing雙寫末尾輔音字母，再加-ingputdancecleanmakecookrun點(diǎn)擊芝士，幫助Jerry把帶有奶酪的動(dòng)詞放到相應(yīng)的小老鼠下面。選擇填空1.Look!Theboy______(run)inthepark.A.run B.runs C.isrunning2.Listen!Thebirds______(sing)inthetree.A.aresinging B.sings C.singing3.She______(notwatch)TVnow.She______(read)abook.A.isn’twatching;isreadingB.doesn’twatch;readsC.don’twatch;isreading答案與解析：1.C解析：根據(jù)“Look!”提示動(dòng)作正在進(jìn)行，主語“Theboy”是第三人稱單數(shù)，需用“is+running”（雙寫n加-ing）。2.A解析：“Listen!”提示動(dòng)作正在進(jìn)行，主語“Thebirds”是復(fù)數(shù)，需用“are+singing”（一般加-ing）。3.A解析：“now”提示現(xiàn)在進(jìn)行時(shí)，第一空為否定結(jié)構(gòu)“isn’t+watching”，第二空為“is+reading”（去e加-ing）

4語音過關(guān)字母+語音過關(guān)Soundphph發(fā)/f/Philiphasaphone.Hetakesphotoswithhisphone.Thisisaphotoofsomeelephants.It’saphotofromhisphone!ByPhilipVideoLookandsay

photo

philip

phone

elephant/f//f/

是輔音中的摩擦音，發(fā)音時(shí)上齒輕觸下嘴唇，從口腔向外出氣，聲帶不振