新概念英语第一册lesson 125课（共37张PPT）.ppt

1、Lesson125 Can Peter come in and have tea?Yes,he can.Questions on the text Does Susan have tea by herself?videowaterterrible去e改yterriblydrynusancemeansurprise超过了预想的价格，所以惊讶。surpriseimmediatelyimmediately这不是我的身份证，（反了），是因为过去贪吃，要立刻把这件事办好。i努力的我三次都掉进冰里（没i），真讨厌！Key wordsexpressions water w:t,w-v.浇水 Terribly

2、 terbli adv.非常 dry drai adj.干燥的，干的 Nuisance nju:sns n.讨厌的东西或人 mean mi:n v.意味着，意思是 surprise spraiz n.惊奇，意外的事 Immediately imi:ditli adv.立即地Key wordsexpressions1.water vt.供以水；给浇水 My grandpa is watering the flowers in the garden.n.水；海水；雨水；海域，大片的水 Give me a glass of water.by water 用船运=by ship=by sea Post

3、men send the packages by water.spend money like water My sister spends her money like water.Key wordsexpressions淡水；饮用水；糖水热水；开水；困境水质污水，废水sweet waterhot waterwater qualitywaste waterKey wordsexpressions2.terribly adv.非常；It is terribly hot.I miss my mother terribly.Im very/really/terribly/extremely sor

4、ry.terrible adj.糟糕的，极坏的How is the weather?-It is terrible.Ive just had aterrible thought.坏消息Key wordsexpressions3.dry adj.干的（wet 湿的）This glass can keep the sugar dry.v.把.弄干 He dried his hair with a towel.dry ones eyes 擦干眼泪 vi.变干 Clothes dont dry easily in winter.Key wordsexpressions4.nuisancen.讨厌的东西

5、或人 What a nuisance!真讨厌！You are a real nuisance to me.make a nuisance of oneself =make oneself a nuisance惹人讨厌Dont make yourself a nuisance to others.不要做一个令人讨厌的人。你真是太讨厌了！Key wordsexpressions5.mean(meant;meant)v.意思是 What does the word mean?The red light means“stop”.mean to do sth 打算做.I mean to go tomor

6、row.mean doing意味着The picture means stopping.adj.吝啬的 He is mean about money.adj.卑鄙的It is mean of sb to do sth某人做.真卑鄙 It is mean of you to steal the poors money.Key wordsexpressions6.surprise n.惊喜；惊讶；意外的事Surprise！to sbs surprise =to the surprise of sb令某人惊讶的是To my surprise,she is the mother of two chil

7、dren.in surprise 吃惊地，在惊慌中 He looked at me in surprise.v.使.惊讶You always surprise me.To the surprise of meLanguage points1.Cant you come in and have tea now,Peter?这是否定疑问句，表示邀请。cant you.表示说话人希望听话人做某事的强烈意愿和看法。例 Cant you come and help me?你就不能来帮帮我吗？2.I must water the garden first.3.Do you have to water it

8、 now?4.Its terribly dry.5.Dont you remember?这也是否定疑问句。Language points6.I had to water it every day.7.Well,Ill have tea by myself.8.look out of the window.9.That means you dont need to water the garden.表示“不必”，是 must和 have to的一般现在时否定式。10.That was a pleasant surprise.真是意想不到的好事。从往外看dont have toneedntGram

9、mars She has to leave early.She must leave early.Does she have to leave early?Must she leave early?She doesnt need to/have to leave early.She neednt leave early.陈述句疑问句否定句have to 与must must 表示主观的认为有必要，有义务 have to 表示含有客观的环境方面的需要，除了“必须”之外，还有“不得不”。must 没有时态和人称的变化 I must,he must have to 有时态和人称的变化 I have

10、to,he has to eg.I must work hard.我必须努力工作。(我觉得有必要这么做。)I had to go home by ship last night.我昨晚不得不乘船回家。(有可能没有赶上其他的航班或者火车，没选择才坐船。)GrammarsGrammarsMust I arrive on time?-Yes,you must.-No,you neednt.Do I have to arrive on time?-Yes,you have to.-No,you dont have/need to.Must I take care of my grandma?Yes,y

11、ou _./No,you _.(must;neednt)Does she have to come home before 7?Yes,she _./No,she _.(has to;doesnt have to/neednt)Exercises My brother was very ill,so I had to call the doctor in the middle of the night.我弟弟病得很厉害,我只得半夜里把医生请来。(客观上需要做这件事)He said that they must work hard.他说他们必须努力工作。(主观上要做这件事)He had to l

12、ook after his sister yesterday.have to有人称、数、时态的变化,而must只有一种形式。但must 可用于间接引语中表示过去的必要或义务。You dont have to tell him about it.你不一定要把此事告诉他。You mustnt tell him about it.你一定不要把这件事告诉他。在否定结构中:dont have to 表示“不必”,mustnt 表示“禁止”。小结have to和must两词都是“必须”的意思,have to 表示客观的需要,must 表示说话人主观上的看法,既主观上的必要。Can you tell us

13、your story,Tony?Tony,你能给我们讲讲你的故事吗？could表示有礼貌的请求,语气委婉,常用于非熟人之间或晚辈对长辈,下级对上级的场合。-Could I have the television on?-Yes,you can./No,you cant.提出委婉的请求在回答中不可用could。He couldnt be a bad man.他不大可能是坏人。在否定、疑问句中表示推测或怀疑。小结could与can could与can都是情态动词,could是can的过去式。二者都可用于表示请求,但是用法稍有不同。can表示一般性的请求,语气随便，常用于熟人之间或长辈对晚辈,上级对

14、下级的场合。用情态动词can,cant,may,must,mustnt,neednt,could 填空。1.-_ you come and play with us now?-Im afraid I _.I _ do the cooking.I _ come later.2.-_ we clean the windows today?-No,you _.You _ clean them tomorrow.CouldcantmustcanMustneedntcan情态动词表推测 1.肯 must，may，might/could 2.否 cant /couldnt,may not/might no

15、t 3.疑 can/could 注：以上三种句式中情态动词的语气按程度都是依次递减的。Might,could并非may,can的过去式，而表示语气较为委婉或可能性较小。can 表示“能力”。must 必须，应该情态动词，后跟动词原形。1.我会铺床。I can make the bed.2.她会扫地。She can sweep the floor.3.你必须写作业。You must do your homework.4.我应该做些什么呢？What must I do?Grammar：情态动词1.我必须现在走。2.我不得不现在走。I must go now.must&have to定义：must

16、“必须，应该”强调主观必要性。have to “不得不”强调客观情况。性质：must;have to+动词原形注意：have to 固定短语，其中have 是实义动词。有各种时态。e.g.He has to go to school.I had to go to school yesterday.I have had to wait for three hours.I have to go now.他不得不去学校。我昨天不得不去学校。我不得不等了3小时。句型转换（一.变否）1.She can put on her coat.She cant put on her coat.2.You must

17、 go home now.You neednt go home now.找到be助情，后面加not.3.I have to do my homework now.I dont have to do my homework now.4.Amy has to wash the dishes.Amy doesnt have to wash the dishes.1.He can swim across the river.Can he swim across the river?2.I must water the flowers.Must you water the flowers?找到be 助情

18、，直接提句首，人称一变二，句号变问号。3.I have to type these letters.Do you have to type these letters?4.Tom has to leave at ten oclock.Does Tom have to leave at ten oclock?句型转换（二.变疑）练一练1.I can sing English songs.变否：变疑：2.I must water the garden now.变否：变疑：3.She has to go to school tomorrow.变否：变疑：I cant sing English son

19、gs.Can you sing English songs?I neednt water the garden now.Must you water the garden now?She doesnt have to go to school.Does she have to go to school?我来问，你来答1.Can he sweep the floor?Yes,he can.2.Can his little sister sing?Yes,she can.3.Do you have to listen to the radio?Yes,I do.4.Does Coco have t

20、o dance?Yes,she does.5.Must you make the bed?Yes,I must.No,I neednt.No,I dont have to.No,he cant.No,she cant.No,I dont(have to).No,she doesnt(have to).练一练 Can he swim across the river?Do you have to type these letters?Does he have to say English?Must you water the garden now?Must you go home now?Yes

21、,he can.No,he cant.Yes,I do.No,I dont(have to).Yes,he does.No,he doesnt(have to).Yes,I must.No,I neednt/dont(have to).Yes,I must.No,I neednt/dont(have to).Lesson 125 Tea for twoSUSAN:Cant you come in and have tea now,Peter?PETER:Not yet.I must water the garden first.SUSAN:Do you have to water it now

22、?PETER:Im afraid I must.Look at it!Its terribly dry.SUSAN:What a nuisance!PETER:Last summer it was very dry,too.Dont you remember?I had to water it every day.SUSAN:Well,Ill have tea by myself.SUSAN:That was quick!Have you finished already?PETER:Yes.Look out of the window.SUSAN:Its raining!That means you dont need to water the garden.PERTR:That was a pleasant surprise.It means I can have tea,instead.