新概念第二册第4课课件.ppt

Lesson 4An exciting trip kangaroopouchkoala6Group 1 the most common reasons for travelingGroup 2The different types of travelGroup 3the different means of transportation in travellingGroup 4The place you want to visit most and give your reasonGroup 5The aspects you should consider before travelinggrouptravelbackpacktravelself-driving travelLets go travellingGroup travelIn China,it is the most common way of travelling.When it comes to travelling,most Chinese people will go to a travel agency first.In a travel agency you can find a lot of travel information,the only thing you need to do is to choose a travel group to sign up for.Then go home to do the packings.advantagesadvantagesNo preparationTime savingSecurity guaranteesConvenientMaking more friendsLearning while travellingdisadvantagesdisadvantages Look at the pictures below,then you can find the disadvantages of group travel.Huge crowds of people!How can you enjoy the beautiful view?The only thing people do while travelling is taking photos.Taking photos of beautiful views?Oh,no views but crowds in their photos You must buy something.Tour guidetravelerYou are often forced to buy things while taking group travel.Whats worse,the souvenirs you bought may be the products of poor qualities.Backpack travelAsanewtypeoftravel,backpacktravelisdevelopingrapidlyinrecentyears.Moreand more people are tired of group travel,they want to travel independently.Theywanttoseeplaceswhichmostofusdontfamiliarwith.Wecallthesepeoplebackpacktravelers,andinChinesetheyhaveaquitefunny name lvyou(驴友）,which meansfriendsofdonkeysliterally.Most backpackers prefer to travel on their own to enjoy his or her solitary life.You can also travel with your true friends.Self-driving travel is another good choice.Honeymoon travelHow romantic!How romantic!Do careful preparationsTour routeWeatherTime planMapHotelPossible expensesCulturessecurityToday well listen to a story about a trip to Australia.Watch the video,then answer the question.Why Why is Tim finding is Tim finding this trip excitingthis trip exciting?This is his first trip abroad.Tim has been in Australia for six months.2.What does he do in Australia?He is working for a big firm as an engineer.1.How long has Tim been in Australia?Summary writing The writer has just received a letter from his brother,Tim.Tim is an engineer.He has been in Australia for six months.He has just already visited many places.Now he is in Alice springs.Tim has never been abroad before.He is enjoying his trip very much.Language points1.I have just received a letter from my brother.收到某人来信2.He is working for a big firm.get a letter from sb.have a letter from sb.hear from sb.在上班、任职,还可以用work at/ine.g.My father works for a business company.3.he has already visited a great number of different places in Australia.a number of+可数名词的复数，number前一般可用large,great,small等形容词强调数量大小。Language points4.He has just bought an Australian car and has gone to Alice springs.He has gone to the south.(还在)He has been to the south.(去过)5.He is finding this trip very exciting.find+n+adj.觉得怎么样e.g.I find the film boring.Do you find the book very interesting?Retell lesson 4 with the following hints.bought an Australian car/gone to Alice Springs/in the centre of/visit Darwin/fly to Perth.received a letter/brother/Tim/in Australia/for six months/engineer/a big firm/visited/different places/never been abroad/before/finding/exciting.现在现在完成完成时态时态Winter has already come.Grammar现在现在完成完成时的构成形式时的构成形式havedonehas助动词助动词过去过去分词分词Grammar用来表示动作或状态发生在过去用来表示动作或状态发生在过去,但它的但它的影响现在还存在影响现在还存在。Theyhaveleft.-他们已经离开了他们已经离开了,也就是说现在他们人不在这里也就是说现在他们人不在这里Ihavehadmylunch.-我已经吃过午饭了我已经吃过午饭了,也就是说我现在不饿也就是说我现在不饿现在现在完成完成时的含义时的含义也可表示也可表示持续到现在持续到现在的动作或状态。的动作或状态。HehaslearnedEnglishsince2001.-从从2001年开始学的年开始学的,现在还在继续学着呢现在还在继续学着呢sum up一、现在完成时1)构成肯定句：主语+have/has+过去分词+其它否定句：主语+have/has not+过去分词+其它疑问句：Have/Has+主语+过去分词+其它He has been to Australia.He has not been to Australia.Has he been to Australia?nowpastfuture一般过去时一般过去时一般过去时表示的是纯粹在过去发生的事情一般过去时表示的是纯粹在过去发生的事情现在完成时表示的是在过去某个时间开始并持续到现在现在完成时表示的是在过去某个时间开始并持续到现在的动作的动作/状态状态,或者发生在过去却对现在造成的影响或者发生在过去却对现在造成的影响Grammar 现在完成时与一般过去时的比较现在完成时与一般过去时的比较1）一般过去时一般过去时表示过去某时发生的动作或单表示过去某时发生的动作或单纯叙述过去的事情，强调动作纯叙述过去的事情，强调动作；现在完成时现在完成时为过去发生的，强调过去的为过去发生的，强调过去的事情对现在的影响，强调的是影响事情对现在的影响，强调的是影响。Isawthisfilmyesterday.（强调看的动作发生过了。）（强调看的动作发生过了。）Ihaveseenthisfilm.(强调对现在的影响，电影的内容已经知道强调对现在的影响，电影的内容已经知道了。）了。）2一般过去时一般过去时常与具体的表示过去的时间状语连用常与具体的表示过去的时间状语连用;现在完成时现在完成时通常与模糊时间状语连用或无时间状语。通常与模糊时间状语连用或无时间状语。一般过去时的时间状语一般过去时的时间状语:yesterday,lastweek，ago,in1990,inOctober,justnow,-具体的时间状语具体的时间状语现在完成时的时间状语现在完成时的时间状语:for,since,sofar,ever,never,just,yet,till/until,uptonow,inthepastfewyears,recently,-模糊的时间状语模糊的时间状语句子中如有过去时的时间副词（如句子中如有过去时的时间副词（如yesterday,last,week,in1960）时，不能使用现在完成时，要用过去时）时，不能使用现在完成时，要用过去时错错Tomhaswrittenalettertohisparentslastnight.对对Tomwrotealettertohisparentslastnight.Grammar3现在完成时现在完成时可表示持续到现在的动作或状态可表示持续到现在的动作或状态,动词一般动词一般是延续性的是延续性的,如如live,teach,learn,work,study,know.一般过去时一般过去时常用的非持续性动词有常用的非持续性动词有come,go,leave,start,die,finish,become,getmarried等。等。ShejoinedtheLeaguethreeyearsago.(加入的动作不是延续的加入的动作不是延续的)ShehasbeenintheLeagueforthreeyears(sincethreeyearsago).(在团内的状态可延续在团内的状态可延续)ShehasbeenaLeaguememberforthreeyears(sincethreeyearsago).(是团员的状态可持续是团员的状态可持续)Grammar延续动词表示经验、经历；延续动词表示经验、经历；瞬间动词表示行为的结果瞬间动词表示行为的结果,不能与表示一段不能与表示一段时间的状语连用。时间的状语连用。比较延续动词与瞬间动词比较延续动词与瞬间动词Hehasfinishedthework.他已完成了那项工作。他已完成了那项工作。(表结果表结果)Iveknownhimsincethen.我从那时起就认识他我从那时起就认识他了。了。(表经历表经历)Grammarsince用来说明动作起始时间用来说明动作起始时间“自从自从”for用来说明动作延续时间长度用来说明动作延续时间长度“长达长达”Ihavelivedhereformorethantwentyyears.IhavelivedheresinceIwasborn.Myaunthasworkedinacompanysince1949.Ihavenotheardfrommyuncleforalongtime.比较比较since和和for并非有并非有for作为时间状语的句子都用现在完成时作为时间状语的句子都用现在完成时Iworkedhereformorethantwentyyears.(我现在已不在这里工作。我现在已不在这里工作。)Ihaveworkedhereformanyyears.(现在我仍在这里工作。现在我仍在这里工作。)GrammarHehasgonetoShanghai.他他(已经已经)去上海了。去上海了。HehasbeentoShanghai.他他(曾经曾经)去过上海。去过上海。比较比较have/hasbeento,have/hasgonetoGrammar