必修三UNIT4单词讲解省名师优质课赛课获奖课件市赛课百校联赛优质课一等奖课件.ppt

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,本资料仅供参考，不能作为科学依据。谢谢。本资料仅供参考，不能作为科学依据。本资料仅供参考，不能作为科学依据。谢谢。不能作为科学依据。,1/35,1,.unlike prep.与不一样；不像,；,eg.Unlike her younger brother,she is very diligent.,和她弟弟不一样是，她很刻苦。,拓展：,(1)unlikely adj.不大可能；未必会发生；,Its unlikely that 可能性不大,(2)likely adj.可能 adv.很可能,Its likely that 可能,(3),sb./sth.be likely to do sth.有可能做某事,eg.这位影星可能来,The movie star _ _ _ _.,is likely to come,2/35,2,.,harmful,adj.,有害;造成伤害；,Many people,are aware of,the,harmful,effects of smoking.,很多人都意识到了吸烟危害。,【,联想拓展,】,（1）,be harmful to,对,有害,（2）,harm,n.,&,v.,损害，伤害,do harm to,sb,.=do,sb.,harm=,harm sb.,对某人有害；,（3）,There is no harm in doing sth.做某事没有坏处,eg.在学习上取得进步没有任何坏处。,There is no harm in,making progress on study.,(4)无害；不致伤；,harm,less,【,即学即练,】,吸烟有害健康。,Smoking,_ _ _,your health.,is harmful to,does harm to,3/35,3,.exist,vi.,存在；生存,(,无被动,无进行,),Man cannot exist without air.,（1）exist on 靠生活、生存,eg.,他们靠微薄收入生存,是不可能。,Its impossible for them to,exist on,a small income.,(2),there exists/esisted,某地有,eg.在我们企业门口有两个巨大石狮子。,There exists,2 huge stone lions at our company gate.,拓展：,（3）,existence,n.,存在；生活;,come into existence 产生；成立；开始存在；,eg.Do you know when the English wordtuhao_ _ _,come into existence,4/35,4.puzzle,vt.&vi.,(,使,),迷惑；,(,使,),为难,n.,谜；难题,Her reply puzzled me.,她回答把我弄糊涂了。,(2),puzzle about/over,.,对感到迷惑；苦苦思索；,她几个星期也琢磨不透他那封奇怪来信。,Shes been,_ _,his strange letter for weeks.,eg.,Their reason for doing it,is,still,a puzzle to me,.,他们为何要做此事我仍莫名其妙。,(3),beapuzzletosb,对某人来说是个谜,【,联想拓展,】,（4）,puzzled,adj.,迷惑不解；迷惑,be puzzled about 对迷惑不解,puzzling,adj.,令人费解,【即学即练】,She felt,_,about her future.,A.puzzle B.puzzling C.puzzled D.puzzles,（1）puzzle sb.使某人迷惑,puzzling over,C,5/35,5,in time,及时；终于；迟早,归纳拓展：,on time,at the same time,at times,at one time,at a time,at no time,f,rom,time,to time,ahead of time,take one,s time,in no time,all the time,按时,同时,有时；偶然；,一度；曾经有一个时期；,一次；每次,绝不；在任何时候都不（,放句首，句子用半倒装,）,不时地，间或；,提前；提早,别着急；慢慢来,立刻，马上,(,at,once/immediately),一直；一直,Will we be,in time,for the six oclock train?,我们来得及赶上六点钟那趟火车吗？,If you keep on working hard,youll succeed in time.,假如你坚持努力工作，你迟早会成功。,6/35,The boss ordered us to finish our task,ahead of time,.,老板命令我们,提前,完成任务。,Take your time,packing,for we still have one and a half hour.,慢慢整理,行李，因为我们还有一个半小时。,我们,决不,能向敌人屈服。,At no time,can we give in to the enermy.,7/35,6,.,in ones turn,轮到某人；,eg.,In my turn,I told them a joke.,惯用结构：,(1),in turn,依次；轮番；转而；反过来；,(2),take turns(to do sth.,/doing sth.,),轮番（做某事）,(3),Its ones turn to do sth.,轮到某人做某事,【即学即练】,1,.,让我们轮番来做这项试验。,Lets do this experiment,_ _,.,2.,你态度影响他人，它又将会反过来影响你。,Your attitude affects others which,_ _,affects you.,3.,今天该我洗盘子洗碗了。,Its my turn,_ _ _,today.,in turn,in turn,to wash up,8/35,7,.prevent.from,阻止；阻止,eg.,His back injury may,prevent,him,from playing,in tomorrows,game.,他背部伤可能使他参加不了明天比赛。,使用方法点拨：,prevent.,(,from,),=stop.,(,from,),=,keep.from,阻止,做,eg.应该派一些警察去阻止他们砍树。,Some policeman should be sent to,_,_,them,_,_,the trees.,stop cuting down,prevent cuting down,keep from cuting down,9/35,1.crash,1）vt./vi.碰撞，坠落,crash into.冲入，撞入,2）n.相撞（事故），飞机（坠落），坠落声,a plane/car crash 飞机失事/汽车相撞事故,with a crash 伴随撞击声,eg:The motorcycle_ the fence.,eg:An airliner_west of Dever last night.,eg:The glass fell to the floor_.,Language points,crashed into,crashed,with a crash,10/35,2.pull,vt.拉，拖 n.拉力，牵引力,pull 拉，拖 push 推,相关短语：,pull down 拆毁（建筑物）,pull away 开始驶离，开走,pull in 火车进站，驶向路边停靠,pull on 慌忙穿上（衣服）,pull of 脱掉,pull through 度过危机，恢复健康,11/35,3.cheer,v.为.欢呼，喝彩，鼓舞,cheer up 感到高兴，感到振奋,cheer sb.on 为某人加油，喝彩,cheer the victory 为胜利欢呼,Cheers！干杯,cheerful adj.高兴，高兴,eg1:我写那首歌只是为了让自己高兴。,I write this song just to cheer myself.,12/35,eg2:,If Andrew sees these great reviews,hell,_.,eg3:The gril_the runners_.,cheer up,cheered,on,13/35,4.break out,(战争，火灾，疾病，争吵）突然发生，,暴发,相关短语：,break away（from）摆脱，脱离,break down 机器故障，身体垮掉，汽车抛锚，,谈判失败,break in 闯进，打断,break into 破门而入，非法闯进,break ones word/promise 食言，失言,break up 关系破裂，解散,14/35,eg1：A fire_in his house last night.,eg2:When the war _,the old man was,still living in Libya.,eg3:The gril_to say the guests had,arrived.,eg3:Their car_.(他们车出故障了),break out,break out,break in,break down,15/35,5.watch out,亲密注视，当心，提防,相关短语：,watch over 照看，看管,keep a watch 守望，注视,“当心，注意”,watch out look out,take care be careful,（注：watch out和look out后必须加“for”才,能跟宾语！）,16/35,eg：The American government warned its,citizens_ for terrorists.,watch out,17/35,【即学即练】,单项填空,She felt,_,about her future.,A.puzzle B.puzzling C.puzzled D.puzzles,解析,:,选,C,。句意为：她对她未来感到迷惑。,puzzled,（人）迷惑，迷惘；,puzzling,（物）令人迷惑。,5.pull,n.&vt.,拉,(,力）；拖；牵引力,You push and Ill pull.,你来推，我来拉。,I felt a pull at my sleeve and turned round.,我以为有些人扯我袖子，便转过身来。,反义词,:push,【,速记名片,】,18/35,惯用结构：,pull(sb.)back,（使某人）退却；撤回（某人）,pull sb.down,（指疾病）使某人虚弱,pull sth.down,毁坏,拆毁（如旧建筑物）,pull together:,齐心协力,19/35,单项填空,1.So long as we,_,theres no mountain top we cant conquer.,A.pull out B.pull in C.pull together D.pull back,解析：选,C,。考查,pull,短语辨析。句意为：只要我们团结起来，就没有我们征服不了山峰。由句意可知，选,C,。,6.cheer,vt.&vi.,(,使,),高兴、振奋；,(,对,),欢呼,【,联想拓展,】,cheerful,adj.,高兴,cheerless,adj.,不高兴,He was greatly cheered by the news.,他听到这个消息非常高兴。,The crowd cheered loudly as the Queen appeared.,女王出现时群众高声欢呼。,惯用结构,:,cheer sb.on,为某人加油,cheer(sb.)up,（使某人）更高兴或更加快活,cheer for,为,欢呼，喝彩；给,加油,20/35,【即学即练】,完成句子,赛跑进入最终一圈时，观众为运动员加油鼓劲。,The crowd,_ _ _ _,as they started the last lap.,想到再次见到她，他就高兴起来。,He,_ _,at the thought of seeing her again.,咱们去看足球比赛，为我们校队呐喊助威。,Lets go to the football game and,_ _,our school team.,答案：,cheered the runners on cheered up cheer for,21/35,【即学即练】,完成句子,1,.,让我们轮番来做这项试验。,Lets do this experiment,_ _,.,2.,你态度影响他人，它又将会反过来影响你。,Your attitude affects others which,_ _,affects you.,3.,今天该我洗盘子洗碗了。,Its my turn,_ _ _,today.,答案：,1.in turn 2.in turn 3.to wash up,单项填空,He gets cheerful and depressed,_,.,A.by turns B.take turns C.in turn D.in his turn,解析,:,选,A,。考查短语辨析。此句句意为：他情绪高一阵低一阵。故选,A,。,22/35,8.prevent.from,阻止；阻止,eg.,His back injury may,prevent,him,from playing,in tomorrows,game.,他背部伤可能使他参加不了明天比赛。,使用方法点拨：,prevent.,(,from,),=stop.,(,from,),=,keep.from,阻止,做,eg.应该派一些警察去阻止他们砍树。,Some policeman should be sent to,_,_,them,_,_,the trees.,stop cuting down,prevent cuting down,keep from cuting down,23/35,单项填空,1.Some policeman should be sent to,_,them,_,the trees.A.prevent;to cut downB.stop;cutting down,C.keep;to cut downD.keep;cutting down,B,24/35,9.break out(,灾难、战争等,),突发；暴发,Trouble may break out at any moment.,灾难在任何时候都可能突然发生。,When did the war break out?,战争是什么时候暴发？,温馨提醒：,break out,指战争、火灾等暴发或疾病突发，无被动语态。,惯用结构：,break down,出故障；（计划、谈判等）失败；（身体、精神,等）垮掉,break in,闯进；插话,break into,强行进入；突然,起来,break off,折断；突然中止；断绝；结束,break through,突破，强行穿过,break up,解散；打坏；（学校）期终放假,25/35,【即学即练】,完成句子,他一句话只说了二分之一就停住了。,He,_ _,in the middle of a sentence.,你们什么时候放圣诞节假,?,When do you,_ _,for Christmas?,双方谈判已经破裂。,Negotiations between the two sides have,_ _,.,上星期有些人闯进他房屋。,His house was,_ _,last week.,答案：,broke off break up broken down,broken into,26/35,Hehadtopausefromtimetotimetowipethesweatfromhisforehead,becausetheair-conditioningsystem_.(,陕西,),A.brokeinB.brokeupC.brokeoutD.brokedown,27/35,10,.,watch out(for),注意；当心,watch it,当心,，,小心,watch over,照看；看管,keep a close watch/eye on,亲密注视,即学即练,(1)_ _,！,There is a car coming!,当心！有车来了！,(2)_ _ _ cars while crossing the road.,过马路时要当心车辆,。,Watch out;Watch out for,28/35,11.now that,“,既然，因为,”,，连词短语，用来引导原因状语从句，口语中,that,常可省略。,29/35,Now that(,since)the kids have left home,，,weve got a lot of extra space.,既然孩子们都离开家了，我们住着就宽大了。,30/35,单项填空,1.It was reported that a plane crash happened last night and most of the passengers were badly,_,and some 10 died.,A.damaged B.injured C.destroyed D.harmed,解析：选,B,。考查同义词辨析。,injure,强调在意外事故中“受伤”。,2.The boiler from excessive pressure of steam,_,.,A.exploded B.burst C.explode D.erupt,解析：选,A,。考查同义词辨析。,explode,强调,(,火药、炸药或蒸气压力过高锅炉,),爆炸，炸裂，突然破裂。由句意“蒸气压力过高锅炉突然破裂了”用普通过去时最适当，所以答案选,A,。,31/35,3.He exists,_,bread and water.,A.on B.in C.by D.with,解析：选,A,。考查短语搭配。,exist on,靠,活下去,(,或生存,);exist in,在,中存在,(,或生存,);exist by,在,(,某种思想、品质等,),中找到生活力量,;exist with,与,共存。由句意“他靠面包和水度日”可知答案。,4.The villagers were often in,_,clashes with each other in those years before the agreement was reached.,A.interesting B.peaceful C.violent D.spiritual,解析：选,C,。句意为：村民们在协议达成之前彼此之间经常发生暴力冲突。所谓冲突不应是“有趣”，也不会是“平安”“和平”，既然是彼此之间发生事情，“精神冲突”亦不适当，只有“暴力冲突”才符合句意，故选,C,。,5.Freezing winter is harmful,_,orange trees.,A.for B.to C.of D.at,解析：选,B,。考查固定短语。句意为：寒冬对橘子树有害。,be harmful to.,对,有害。,32/35,6.She started as an office junior,and,_,became the director the whole company.,A.in surprise B.in return C.in turn D.in time,解析：选,D,。考查短语区分。,in surprise,吃惊地；,in return,作为回报；,in turn,轮番，依次；,in time,终于，一段时间后。由句意“她起初只是一名办公室职员，最终成了整个企业董事。”可知应选,D,。,7.Everything went well according,_,plan.,A.to B.with C.for D.as,解析：选,A,。句意为：一切依计划进展顺利。,according to,为固定短语，意为“依据，按照”。,8.The boy lying under the tree lied to his friends that his cock,_,eggs.,A.lied B.laid C.lay D.lain,解析：选,B,。考查,lie(lied,lied),说谎；,lie(lay,lain),躺，平卧和,lay(laid,laid),放置；下蛋等几个词区分。句意为：躺在树下那个男孩向他朋友撒谎说他公鸡下蛋了。,33/35,9.There is no harm,_,.,A.on try B.in try C.in trying D.to trying,解析：选,C,。句意为：不妨试试看。,There is no harm in doing sth.,为固定句型，意为“不妨做某事”。,10.,_,you do it,youd better do it well.,A.Now that B.After C.Although D.As soon as,解析：选,A,。,now that,既然，用于引导原因状语从句。句意为：既然你做了，你最好把它做好。,11.His health,_,because of working too hard.,A.has gotten downB.has put down,C.has broken downD.has gone down,解析：选,C,。考查短语区分。,get down,写下来，记下；吃下去。,put down,写下来，记下来；,break down,指在健康或精神等方面,(,使,),垮掉，垮下来；,(,健康等,),变得衰弱，衰弱下来，,(,因为过分忧愁或工作而,),精神不支；,(,体力、精神,),支持不住。,go down,下降,(,淹没,屈服,被记下,),。句意为：他因工作过分劳累，身体垮下来了。所以选,C,项。,34/35,12.Dont get,_,the burning building,or youll get hurt.,A.next to B.known to C.close to D.familiar to,解析：选,C,。考查短语区分。句意为：不要靠近起火大楼，不然你会受伤。,get close to,靠近；,next to,在一旁；,get familiar to,熟悉,。,13.That hotel is always full because it offers a friendly,_,and personal service.,A.surfaceB.atmosphere,C.systemD.appearance,解析：选,B,。考查名词词义辨析。句意为,:,这家旅馆总是住满客人,因为它提供一个友好气氛和个性化服务。,surface,表面；水面；,atmosphere,气氛；大气,;system,系统,体系,;appearance,外表,;,出现,露面。,35/35,