新概念英语第二册-Lesson17

Lesson17Alwaysyoung★appear①vi.出现，显露（反义词是disappear）Theshipappearedonthehorizon(地平线).②appearas扮演……角色Heappearedasaprince.③vi.似乎，看起来好象（与seem同义），显得(系动词，后面直接加形容词)Heappearsnervous.他显得很紧张(看起来)Nowitappearsyouarewrong.Heappearstobeyoung★brightadj.鲜艳的①Thesunwasverybright.②Theboyisverybright.③Hehasabrightfuture.brightred鲜红色；brightyellow明黄色；brightblue宝蓝色★stagen.舞台onthestage：在舞台上inthestage：在某一阶段,时期intheearlystageinourhistory。在我们的历史早期。★stockingn.（女用）长筒袜★sockn.短袜【Specialdifficulties】情态助动词must情态动词must和haveto都有“必须”的含义，它们的用法如下：（一）、must“必须”、“应该”1.must表示“必须”、“应该”。①Wemustprotectourenvironment.(我们必须保护环境。）②Everyonemustobeytherule.（人人必须遵守制度。）•2.must的否定形式mustnot表示“不应该”、“禁止”、“不准”。语气比较强烈。①Youmustn’tspeaklikethat.(你不应该像那样讲话。）•②Youmustn’tbelateforschool.（你不应该上学迟到。）•3.在回答must的问句时，肯定形式用must来回答，但否定形式用needn’t或don’thaveto来回答。而不用mustn’t来回答。例如：•①——MustIbehomebefore8o’clock?•——Yes,youmust.No,youneedn’t./No,youdon’thaveto.•（二）、haveto表示“必须”、“不得不”，例如：•①Hehastostayinbedfor3or4days.②Wewillhavetogetupearlytomorrow.•补充：havegotto是haveto的口语形式。①I’vegottoleaveforNanjing.*Must与haveto的区别：must表示的是说话人的主观看法，而haveto则表示的是客观需要。Must一般只有现在时，而haveto有更多的形式。①Imustgonow.(主观看法)②Mymotherisill,soIhavetogonow.(客观需要)•1.----MustIdoitnow?-----No,you_______.•A.needn’tB.don’thavetoC.mustn’tD.AorB•2.It’snearlyseveno’clock.Jack______behereatanytime.A.mustB.needCshouldDcan.•3.WhencanIcomeforthesephotos?Ineedthemtomorrowafternoon.-------They____bereadyby12:00.•A.canB.shouldC.mightD.need【课文讲解】•MyauntJenniferisanactress.Shemustbeatleastthirty-fiveyearsold.Inspiteofthis,sheoftenappearsonthestageasayounggirl.•Jenniferwillhavetotakepartinanewplaysoon.Thistime,shewillbeagirlofseventeen.Intheplay,shemustappearinabrightreddressandlongblackstockings.•Lastyearinanotherplay,shehadtowearshortsocksandabright,orange-coloureddress.Ifanyoneeverasksherhowoldsheis,shealwaysanswers,'Darling,itmustbeterribletobegrownup!'Canyouanswerthesequestions?1)WhatdoesAuntJenniferdoandhowoldisshe?MyauntJenniferisanactressandShemustbeatleastthirty-fiveyearsold.2)WhatpartdoesJenniferoftenactonthestage?Sheoftenappearsonthestageasayounggirl.3)Whatdoesshethinkofbeinggrownup?Itmustbeterribletobegrownup1、MyauntJenniferisanactress.以-ess结尾的是女性；以-or、-er结尾的是男性actor男演员；actress女演员:waiter男服务员；waitress女服务员prince王子；princess公主lion公狮子；lioness母狮子God上帝；Goddess女神(God上帝,注意“G”大写)2、Shemustbeatleastthirty-fiveyearsold.年龄的两种表示方法：①数字+yearsold，作表语thirty-fiveyearsold三十五岁②数字+-year-old，作定语myfour-year-olddaughtermust+动词原形不得不,必须；(对现在的)推测atleast至少,最少He'sbeenawayforatleastaweek.atmost最多Therewereatmost350peopleinthehall.Shemustbeatmostfifteenyearsold.她最多十五岁Shemustbeatleastfifteenyearsold.她至少十五岁Must+原形……(1)＝haveto“不得不，必须”Imustgotoschool=Ihavetogotoschool.haveto……可以有任意时态Shewillhaveto...Shedoesn’thavetoShehadto...Shehasto...Shehas/Ihavehadto...(2)（对现在的）推测对现在的推测：mustdo对过去的推测：musthavedoneShemustbeintheclassroomnow.Shemusthavedoneherhomework,becauseIsawhimsingingintheroom.3、Inspiteofthis,sheoftenappearsonthestageasayounggirl.inspiteof不管，尽管(“of”为介词,后面一定会加名词、代词或从句)=despiteinspiteofthis尽管如此Inspiteofthis,Istilllikeschool.as的用法①作为介词，可以表示“作为”、“以……身份”等Inthisfilm,heappearedasapoliceman.②作为连词，可以表示“因为”、“正当……时候”YoumusttakecareofthebadytomorrowasIamgoingtoLondon.（因为，由于）Asweweretalkingabouthim,heknockedatthedoor.（正当……时候）Doasyouaretold.叫你怎么做就怎么做(按你被告知的那样去做)（以……方式）4、Jenniferwillhavetotakepartinanewplaysoon.join参加了某一种团体,成为其中一员jointhearmy参军jointheparty入党joinin:参加入一种娱乐活动或者游戏joininthegametakepartin:参加某一种活动takepartintherace参加比赛takepartinaplaytakepartinthesportsmeeting.attend：出席attendthemeeting.attendtheparty出席宴会5、Intheplay,shemustappearinabrightreddressandlongblackstockings.in(+颜色、衣服)穿着……样的衣服，用介词短语取代动词Theboyisingreen.Sheisinjeans.wearwearabeard留胡子[n]穿戴的衣服men’swearunderwear内衣6、Ifanyoneeverasksherhowoldsheis,shealwaysanswers,'Darling,itmustbeterribletobegrownup!'ever=atanytime任何时候(时间副词)itmustbe一定……(表示推测)grown-upadj.成年人Whatareyouwanttobewhenyouaregrownup.begrown-up作为一个成年人growandgrowupgrowvi.生长，成长，发育Treesofthekinddon’tgrowinourcountry.Howtallyou’vegot!You’vegrownalot.growup长成，成熟（其被动态表示长大成人）LucyhasgrownupalotsinceIlastsawher.自从我上次见到她之后，露西已成熟了许多。Whatdoyouwanttodowhenyou’regrownup?Somepeoplenevergrowup.有些人总是成熟不起来。