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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,*,*,本幻灯片资料仅供参考，不能作为科学依据，如有不当之处，请参考专业资料。谢谢,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,*,本幻灯片资料仅供参考，不能作为科学依据，如有不当之处，请参考专业资料。谢谢,新概念一册,Lesson 129,70 miles an hour,第1页,Listening focus:,听力了解：,第2页,Review！,第3页,情态动词,表示推测,第4页,1,.情态动词,+,动词原形，表示对_,推测。,例：He must be a teacher.,他,一定,是一名老师。（系表）,必定推断：,否定推断：,可能推断：,现在或未来情况,进,行,must be 必定是,cant be 不可能是,（而不是mustnt be）,may/can,be,可能,是,第5页,2,.情态动词+be doing，,表示,对,_,推测。,例：He,must be,shopping,now,.,他一定,正在,逛街,。,他们不可能正在睡觉吧。,They,cant be,sleeping,.,Jim,may be,playing,the basketball.,吉姆可能正在打篮球,。,正在进行,情况,进,行,第6页,Translation：,It must be cold outside.,外面必定很冷。,They must be thirsty.,他们必定很渴。,He cant be Mr.Read.,他不可能是里德先生。,She cant be late.,她不可能迟到。,第7页,New words and expressions,第8页,第9页,Wave weiv,n.波,波浪,波涛；,vi.挥手，招手,adj.卷曲，波状 wavy,wavy hair,词汇,第10页,让我招手叫车开过来。下次跟我挥手示意时，请最少伸出两根手指！,词汇,wave to,wave at,向某人挥手（有事）和某人挥手（没事）,例句：,1.Let me wave to him to come.,2.Next time you wave at me,use more than one finger,please!,第11页,Track n.,1.踪迹,痕迹,足迹,例句：汽车痕迹很显著。,The car tracks are very clear.,2.小路,3.路径,路线,词汇,第12页,4.跑道,例句：这是一条跑道。,This is a running track.,词汇,第13页,mile n.英里 1英里=1.6km,米 meter,厘米 cm（centi,meter,）,英尺 feet,英寸 inch,公里 kilometer,码 yard,词汇,第14页,overtake v.,超车,超出，突然降临，突然出现（负面）,例句：,没有些人能超出他。,No one can overtake him.,暴风雨突然攻击了小船。,A storm overtook the little boat.,词汇,第15页,Speed limit 限速,Speed n.速度，速率,兴奋剂,Limit n./v.限制,词汇,第16页,Dream n.梦 v.做梦,惯用搭配：have a dream,形容美梦：have a good,/,sweet dream,Good/Sweat dreams!,祝你做个好梦!口语=Good night.,词汇,第17页,daydream:思想开小差，白日梦,使用方法：,dream of n/ving,:,梦想做某事,例句：我梦想能飞上天。,I dreamed of flying in the sky.,dream aboat,:梦见,词汇,第18页,Sign n.标识，记号,标牌，标志,v.签字，做手势,Signature n.署名,signal 信号,the traffic signal lights,词汇,第19页,Driv,ing licence n.驾照,（在西方国家，等同于身份证）,Drive：v.开车，驾车,Driver n.司机，高尔夫球杆,Licence n.执照，牌照,词汇,第20页,Charge v.罚钱,I will charge you.,n.充电器 charger,in charge of 掌管,，,负责,你负责睡觉.,Youre in charge of sleeping.,词汇,第21页,第22页,Notes on the text,第23页,What did the policeman talk to Gary?,第24页,课文讲解,Look,Gary!That policemans waving to you.He wants you to stop.,Look!,瞧！（用来引发他人注意）,瞧，你又哭了。,Look,you are crying again.,瞧，我不过是想帮个忙。,Look,I was only trying to help.,wave to you,向你招手,第25页,Where do you think you are?On a race track?,do you think,是特殊疑问句中插入语，它用于咨询看法或表示看法。,你认为你现在应做什么？,What do you think you can do now?,你认为他是谁？,Who do you think he is?,你猜我今天花了多少钱？,How much do you guess I spent today?,on a race track?,=Do you think you are on a race track?,第26页,You must have been driving at seventy miles an hour.,must,一定是（表推测测）,其基句型结构有：,1,）,must+,动词原形：对现在或未来事情推测,你一定是病了。,You must be sick.,2,）,must+be+v-ing,：对现在正在进行事情推测,他们一定在喝酒。,They must be drinking now.,3,）,must+have+,过去分词 对过去事情推测,昨晚你一定喝酒了。,You must have drunk last night.,第27页,4,）,must+have been+v-ing,表示对过去正在进行事情推测。,昨天晚上我给你打电话时候你必定在喝酒,You must have been drinking when I called you last night.,前两周你必定在为会议做准备工作。,You must have been preparing for the meeting in the last two weeks.,表示速度用,at.,以每秒,1000,英里速度,at 1000 miles a second,第28页,I cant have been.,=I cant have been driving at seventy miles an hour.,cant (must,表猜测时否定形式,),不可能,他不可能在伦敦，我今儿早还在这见到他。,He cant be in London.I saw him here only this morning.,你不可能在家，我都能听见火车声音。,You cant be at home.I can hear the noise of the train.,他们不可能昨天把活儿干完。,They cant have finished their job yesterday.,你不可能是一直一个人呆着,You cant have been staying alone.,第29页,I was doing eighty when I overtook you.,I was doing eighty.,=I was driving at eighty miles an hour.,overtake,超出,Didnt you see the speed limit?,Im afraid I didnt,officer.,I didnt=I didnt see the speed limit.,第30页,I must have been dreaming.,dream n.,梦,;v.,做梦,这里引申为“思 想 开小差。”,He wasnt dreaming,officer.I was telling him to drive slowly.,was telling,用进行时态加强语气证实“我一直都在告诉他”。,tell sb to do sth,告诉（叫）某人做,叫他停下来。,Tell him to stop.,叫他走近点。,Tell him to come closer.,第31页,Thats why I didnt see the sign.,Thats why.”,所以“（用于解释原因）,这就是我迟到原因,Thats why I was late.,这就是我生气原因。,Thats why I am angry.,Let me see your driving licence.,Let sb do sth,让某人做某事,让我告诉你原因吧！,Let me tell you the reason.,第32页,I wont charge you this time.But youd better not do it again!,charge,罚款,youd better=you had better,had better do sth,最好做某事（表提议）,had better not do sth,最好不做某事,你最好早点回来。,Youd better come back early.,你最好别告诉他实情。,Youd better not tell him the truth.,第33页,Thank you.Ill certainly be more careful.,I told you to drive slowly,Gary.,Tell sb to do sth,告诉某人做某事,You always tell me to drive slowly,darling.,Well,next time youd better take my advice!,take ones advice,接收某人意见，听从某人劝说，听某人话。,我总告诉你要注意，但你从来不听我话。,I always tell you to be careful,but you never take my advice.,第34页,超速处罚制度,在西方国家，交通法规十分严格。其中比较主要就是，系安全带和超速，通常罚款220美元左右。不过超速普通按照超速多少算罚款，在澳大利亚，每超出5迈就会翻倍。,语言点,第35页,第36页,第37页,第38页,第39页,第40页,Grammar in use,情态动词表示推测,第41页,Grammar,情态动词表推测：,对过去推测及过去正在发生推测,1.,对过去推测,(1),必定推测：,must+have done“,那时一定是”,Eg,：我认为他那时一定很累。,I think he,must,have been,tired.,我认为你一定吃过饭了。,I think you,must,have had dinner,。,第42页,(2),否定推测：,cant have done“,那时不可能是”,Eg,：我认为他那时不可能累。,I think he,cant,have been,tired.,我认为他们那是不可能很忙。,I think they,cant,have been,busy,。,(3),可能性推测：,may/can have done“,那时可能是”,Eg,：我认为他那时可能累。,I think he,can,have been,tired.,我认为他们那是可能很忙。,I think they,can,have been,busy,。,第43页,Grammar,2.,过去正在发生推测,1,）必定推测：,must have been doing“,那时一定正在做,”,Eg,：我认为他那时一定正在睡觉。,I think he,must,have been,sleeping,.,我认为他们那是一定正在读书。,I think they,must,have been,reading,。,第44页,(2),否定推测：,cant have been doing“,那时不可能正在”,Eg,：我认为他那时不可能正在睡觉。,I think he,cant,have been sleeping,.,我认为他们那是不可能正在读书。,I think they,cant,have been,reading,。,(2),可能性推测：,can/may,have been doing“,那时可能正在做,.”,Eg,：我认为他那时可能正在睡觉。,I think he,can,have been,sleeping,.,我认为他们那时可能正在读书。,I think they,can,have been reading,。,第45页,巧记,must,can,may,表示,“,推测,”,使用方法：,请看下面顺口溜：,can,不愿，,may,不问，,must,必定不否问。,这个顺口溜介绍了,can(could),may(might),must,表,“,推测,”,时所适用句式区分。,总结,第46页,can,不愿，即：表,推测,时,can(could),普通不用于必定句；,may,不问，即：表,推测,时,may(might),一 般不用于疑问句；,must,必定不否问，即：表,推测,时,must,普通 仅用于必定句，不用于 否定句和疑问句。,第47页,从,A,、,B,、,C,、,D,四个选项中，选出最正确选项。,Someone is knocking at the door.,Who _ it be at this hour of day?,A.may B.can,C.must D.should,第48页,情态动词,+have+,过去分词”使用方法,英语中,，,表示对,过去,某种情况进行,推测,或对,已发生,动作或存在状态进,行,推测,，,惯用情态动词,must,may,might,can,could,should,ought to,would,等,have,过去分词,表示。普通来说,，,说话人语气或推测把握程度不一样，使用情态动词也不一样。,第49页,might,1),表过去,“,可能,”,和,“,允许,”,多用于间接引语。,She said that he might take her dictionary.,2),表现在,“,可能,”,，其可能性要比,may,小。,Electric irons could be dangerous;they might give you a severe shock.,电熨斗会有危险，它可能电着人。,3)may(might)+have+done,表示对过去发生行为推测，含有,“,想必,”,、,“,可能是,”,意思。,It may have been true.,第50页,may,使用方法,1),表示请求、能够、允许。,You may drive the tractor.,2),当回答由,may,引发问题时，否定答语要用,must not,表示,“,不许可,”,、,“,不应该,”,、,“,不行,”,。,May I come in?,No,you mustn,t.,3)may/might,推测性使用方法 可能,He may be right.,第51页,might,和,may,使用方法注意,:,1,只用于必定和否定句中,不用于疑问句中,。,2 might,比,may,可能性更小,may no,可能不,can not,不可能,3),表提议（可和,as well,连用）,You,may,（,might,）,as well,stay where you are.,还是,好,4),表祝福,第52页,第53页,第54页,cant have been doing,must have been,must have been asleep,cant be,cant have driven,must be,第55页,1.,造句,:,用,must,和,cant,各,造三个表示对过去事情推测句子,.,2.,完成课练,L129&L130.,3.,准备,(,听写,),and,(,背诵,),of L129,4.,预习,131,Homework,第56页,
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