零起点大学英语基础教程第二册Unit .ppt

零起点大学英语基础教程Unit 2,Reading AloudLife Is Full of SteamChew,chew,chew your breadGently down the throat.The more you eat,the happier you feelLife is interesting.Row,row,row your boat,Quickly down the stream.Merrily,merrily,merrily,Life is full of steam(充满活力).,New Words1.same a.同样的；同一的 我在和昨天同一个地方看到他了。I saw him at the same place yesterday.汤姆和我一样大。Tom and I are of the same age.飞 机同一天到达。The plane will arrive there the same day.他们同时开始大笑。They began to laugh at the same time.,2.adjust v.调整；适应 Will you please adjust the watch for me?Its slow.能帮我调下表吗？它走的慢了。You can adjust the length of the bed easily.你可以很方面的调整床的长度。adjust(oneself)to（使自己）适应Mary adjusted herself to the dry climate.Mary使自己适应干燥的气候。,3.pub n.（英国）酒吧；客栈 bar n.酒吧 club n.俱乐部4.stop off 逗留；中途停留片刻5.on the way back/home/to school 在回来回家/上学的路上 He was a socail animal and he has stopped off at the pub on the way back.他很喜欢社交，回来的路上还去酒吧待了一会。,1.a tow-hour meeting.2.a three-month travel 3.an able doctor 4.the same day 5.on the way to school 6.the constant changes,1.,1.surprised 2.adjust to 3.difference4.caused5.traveled6.shoot7.flew 8.constant9.stopped10.changed,Grammar情态动词的基本用法归纳情态动词有can(could),may(might),must,have to,shall(should,will(would),dare(dared),need(needed),ought to等。情态动词无人称和数的变化；不能单独使用，必须与其后的动词原形构成谓语。情态动词+V原一、can,could1)表示能力（体力、知识、技能）。Can you lift this heavy box?（体力）Mary can speak three languages.（知识）Can you skate?（技能）,2)表示请求和允许。-Can I go now?-Yes,you can./No,you cant.3)表示客观可能性（客观原因形成的能力）。Theyve changed the timetable,so we can go by bus instead.4)表示推测（惊讶、怀疑、不相信的态度），用于疑问句、否定句和感叹句中。Can this be true?This cant be done by him.,1.I can speak four languages.能力 You can use my dictionary.允许 The airliner can fly the Atlantic.客观能力 He cant write in English.能力 The passengers cant leave London this evening.客观能力,二、may,might1)表示请求和允许。might比 may语气更委婉，而不是过去式。否定回答时可用cant或mustnt，表示“不可以，禁止”。-Might/May I smoke in this room?-No,you mustnt.-May/Might I take this book out of the room?-Yes,you can.(No,you cant/mustnt.),2）用于祈使句，表示祝愿。May you succeed!3)表示推测、可能性（不用于疑问句）。might不是过去式，它所表示的可能性比may小。1He may/might be very busy now.,2.They may come tomorrow.推测 可能性 He may call me this evening.推测 可能性 It may be very hot this summer.推测 可能性She may be in the bookstore now.推测 可能性You may do your homework tomorrow.允许,三、must,have to1)表示必须、必要。You must come in time.在回答引出的问句时，如果是否定的，不能用mustnt（禁止，不准），而用neednt,dont have to（不必）.-Must we hand in our exercise books today?-Yes,you must.-No,you dont have to/you neednt.,2)must是说话人的主观看法，而have to则强调客观需要。Must只有一般现在时，have to 有更多的时态形式。The play isnt interesting,I really must go now.I had to work when I was your age.3)表示推测、可能性（只用于肯定的陈述句）Youre Toms good friend,so you must know what he likes best.,3.Pilots must adjust to constant changes in time.必须 We must get to London before 7 a.m.主观看法 You must stay at home all day.必须 The doctor must be in the office now.推测 The man with a hat must be Tom.推测,四、should1)should表示“应该”。I should help her because she is in trouble.2)表示劝告、建议和命令。You should go to class right away.Should I open the window?,3)表示推测should(客观推测),must(主观推测)。1.He must be home by now.(断定他已到家)2.He ought should be home by now.(不太肯定),5.You should tell him about it.应该 They should clean the house every weekend.劝告、建议和命令We should go to the meeting on time（准时）.应该 She shouldnt leave her baby alone.劝告、建议和命令He shouldnt stay at home all day.劝告、建议和命令,4.Can l go to the party tonight?-Yes,you can-No,you cantMay l sit here?-Yes,please.-Sorry,Im afraid not.Must we leave New York at six?-Yes,you must-No,you needntMay I take the book out of the reading room?-Yes,you may-No,you mustnt,1.Can/cant 2.May 3.must 4.Must/neednt/may 5.Can/May 6.may 7.would 8.must 9.would 10.can,1./the 2.the/3.an a 4.the 5.the 6.a/the/the 7./the8./9.an the the 10.an the,DialogueRead the following dialogue.Could I Speak to Jim,Please?A:Hello,3328531.B:Oh hello,Sally.This is Dave Thomas here.Could I speak to Jim,please?A:Im afraid hes not in at the moment,Dave.He went out about an hour ago and hes not back yet.,B:Any idea when he might be back?A:Well,he shouldnt be long.He said he was just going to some paint.But I wouldnt be surprised if hes stopped off at the pub on the way back.B:Well,tell him Ive called,will you?Ill try again later.A:All right.Goodbye,Dave.B:Thanks then,Sally.Goodbye.,A你好！3328531.B：你好，Sally.这是Dave Thomas.我能和Jim通话吗？A：我恐怕他这会不在。他一小时之前出去还没回来。B：知道他什么时候回来吗？A：应该不会太久。他说他出去买点涂料。但如果他中间路过酒吧进去坐坐，我一点不吃惊。B：好的，请告诉他我打过电话，好吗？我待会会再打。A：好的，再见，Dave.B:那谢谢了Sally.再见！,Use the dialogue as a model,and make your own dialogues.A:Hello,_B:Hello,this _ here.Could I speak to_?A:Im afraid he/she _.B:Well,tell him/her _.A:All right.Goodbye.B:_.,1.Im afraid Jane is not in at the moment.2.Any idea what he is going to do tonight?3.Amodern airline flies much faster than sound.4.Will you be able to come to come tomorrow?5.The bus will stop here.,Text Air Travel A modern airliner flies much faster than sound.A passenger can leave London at noon and get to New York at ten that same morning!,There is a five-hour time difference between the two cities and the airliner can fly the Atlantic in only three hours.,That evening the passenger will feel it is time to go to bed,but at that time it is only six in 插入语New York,and the evening will only just begin.Pilots must adjust to constant changes in time.This causes many kinds of problems.,Air travel is getting faster all the time.Engineers say that soon people will be shot to their destinations in big rockets.These rockets will be able to carry 170 passengers at a time.,Reading ComprehensionAnswer the following questions according to the text.1.Can a passenger leave London at noon and get to New York at ten that same morning?Yes,he can.2.What is the time difference between London and New York?Five-hour.,3.How many passengers can these rockets carry at a time?170 passengers.4.Do you like to travel by modern airliner?Why or why not?Yes,I do.It is rather fast.No,I dont.Its uninteresting.,Reading Practice The SaharaThe Sahara is the largest desert in the world,主句1,000 miles from north to south and 3,000 miles from east to west.,But you mustnt think of it as a“sea of sand”.There are plains of hard sands and plateaus with dried-up water courses,and there are mountain ranges.,But there are places with plenty of underground water.（Where underground water comes to the 地点状语从句surface）,there are trees.主句,There you will find lots of date palms,and people also grow millet and vegetables.There the tired traveler takes a rest under the shady trees and has a good drink of its clean well water.,The Sahara has a very important mineraloil.This makes the Sahara rich and important.,感谢您的关注,