Unit3WordsandExpression词汇单人教新目标版英语七年级上册

Unit3WordsandExpressions1.erasercn.橡皮以元音音素开头，其前不定冠词应用ane.g.Thisisaneraser.2.dictionarycn.词典(pl.)dictionariese.g.aChinese-Englishdictionary一本汉英词典anEnglish-Chinesedictionary一本英汉词典3.hispron.他的★拓展：名词性物主代词：第一人称第二人称第三人称单数复数单数复数单数复数mine我的ours我们的yours你的yours你们的his他的hers她的its它的theirs他/她/它们的名词性物主代词的用法：名词性物主代词=形容词性物主代词+名词，其后不能再接名词；e.g.Thesearemycupsandhersareoverthere.=Thesearemycupsand____________areoverthere.名词性物主代词在句中可作主语、宾语、表语。作主语时，谓语动词的数应由所指代的名词的数来决定。e.g.Thisismyruler.His______(be)inhisschoolbag.-Arethesebooksyours?-No,theyaren’t.Mine______(be)overthere.4.excuseme劳驾，请原谅★拓展：Excuseme与I’msorry的区别：Excuseme多用于麻烦、打扰或有求于人时，来引起别人注意，是表示客套的话；I’msorry指因做错了事，心中有愧，或因不能满足对方的要求而表示歉意。e.g.______________,what’sthatinEnglish?______________,I’mlate.5.thankyou谢谢你Thankyoufor…为……而感谢你（们）=Thanksfor…其中介词for后只能接名词、代词或v.-ing形式，表示感谢的原因。常见用法如下：thanksb.forsth.因某事感谢某人thanksb.fordoingsth.感谢某人做了某事e.g.Thankyouforyourruler.=_______foryourruler.Thankyoufor______(help)me.=______for______(help)me.★拓展：表示感谢的说法：Thanksalot.Thankyouvery/somuch.Thankyouallthesame.对感谢的回答：Notatall.That’sOK./allright.It’smypleasure.Mypleasure.You’rewelcome.6.Whatabout…?……怎么样？相当于Howabout…?后面可接名词、代词或v.-ing形式。e.g.Myrulerisblue.Whatabout_______(you)?Whatabout______(go)toschoolwithme?

★about①prep.关于后接名词、代词或v.-ing形式作宾语。e.g.ThisphotoisaboutEric’sfamily.②adv.大约，差不多e.g.Sheisabouttenyearsold.7.help①un.帮助；援助e.g.Comeon,Jenny.Ineedyourhelp.Withhishelp,IcansingABCsongs.★拓展：withone’shelp=withthehelpofsb.②vt.帮助；援助常见用法如下：helpsb.withsth.在某方面帮助某人Helpsb.(to)dosth.帮助某人做某事e.g.Katehelpsme______myEnglish.=Katehelpsme____________(learn)myEnglish.8.welcome①adj.受欢迎的E.g.Cindyiswelcomeatschool.②n.欢迎；迎接；款待e.g.Thankyouforyourkindwelcome.③v.欢迎；迎接e.g.Ms.Brownwelcomesthestudentseveryday.④interj.欢迎（光临）e.g.Welcometoourschool!9.watch①cn.手表(pl.)watchese.g.Thesewatchesarehers.②v.注视；观看一般用于看电视、表演、比赛、展览等。e.g.watchTV看电视watchabasketballgame看一场篮球比赛hisownbookadj.自己的Iownacar.=Thecarbelongstome.belongtoafriendofmine=oneofmyfriendsafriendofme错的特殊的aphoto/pictureofme（对的）照片的人是我aphotoofmine这张照片是我的，人不一定是我10.gamecn.游戏；运动；比赛e.g.playcomputergames玩电脑游戏Let’swatchthebaseballgame.11.cardcn.卡片；纸牌e.g.anIDcard=anidentitycard身份证schoolIDcardPlaycards玩纸牌postcard明信片birthdaycard;bankcard银行卡动词：原形，三单，过去式，（被动)过去分词，ing形式ringwantto(动词不定式)do(动词原形)sth.howtodosthe.g.Iwanttobuyadiamond/wedding/engagementring.rings②v.（钟、铃、电话等）鸣响；给……打电话e.g.Thebellisringing.Youcanringmeup=callme.ringsb(us/her)up倒装句herebe+主语(n.)*Hereyouare.Hereringsthebell.铃声响了Herecomesthebus.车来了Hereisakey.思考：(部分倒装/全倒装)？？？to介词gotoschool;cometoChinato动词不定式to+动词原形（todo)wanttodosthhowtodosth动词：原形，三单，过去式，(被动)过去分词do-does-did-done13.askv.请求；要求常见用法如下：askforhelp/money/advice建议寻求；要求asksb.(thepolice警察)forsth（help/money/advice）.向某人要某物asksb.(not)todosth.要求某人(不)做某事do动词原形does三单did过去式e.g.Youcanaskforhelp.Youcanasktheteacherforyournotebook.YoucanaskBob(not)tospell(spell)it.askquestions提问;回答answerquestions;ask&answer；Q&A14.some①adj.一些；某些其后接可数名词的复数形式或不可数名词e.g.Ihavesomepens/rings.Somewater/milk/orange(主)isinthecup.②pron.有些；有的可用于指代可数名词的复数或不可数名词Herearesomepencils.Some(pencils)areredandsomeareblack.思考：some/any的区别？？？？e-mail=electronic电子的mail;e-books;e-bike;e-car;e-gamevt.给……发电子邮件e-mailsb=send(发送)ane-mailtosb★拓展：e-mailsb.at…给某人发电子邮件到……，at后接电子邮箱地址e.g.Pleasee-mailmeatjane2022@163.com.16.at①prep.常用于call或e-mail后e-mailsb.at+电子邮箱地址callsb.at+电话号码e.g.PleasecallMikeat563-6052.②prep.在（某处、某时间或时刻）e.g.Let’smeetattheschoolgate(小地点).Callmeat8:00(具体的时刻）.at+精确信息17.callvt.（给……）打电话常见用法如下：callsb(myparents/her/them/me).给某人打电话call+电话号码拨打电话……callsb.at+电话号码拨打电话……找某人e.g.PleasecallTom.Youcancall119forhelp.callmeMikelostlose-loses-lost-lostfind-finds-found-found①lose的过去式losevt.遗失；丢失反义词：find找到；发现e.g.Ilost(过去式)mywatch.Canyouhelpmetofindit?②adj.丢失的；遗失的+n.e.g.mylostpenthefoundboythelostboy③Lost意为“寻物启事”反义词：Found失物招领启事LostandFoundcase/box失物招领处Iamnewhere.Iamlost.我迷路了。Igetlost.19.mustmodalv.必须无时态、人称和数的变化，后接动词原形。e.g.Imusthelp/tell/callhim.Shemusthelphim.否+notcannot=can’t否定形式为mustnot,可缩写为mustn’t,意为“禁