1、snow heavily stay at homemusthave to It is snowing very hard,so I have to stay at home.,so I dont have to/dont need to meet Alice at the station.I _ take a taxi,because I dont want to go there by bus.must I _ take a taxi,because I cant get a bus.have to Review!have to 不得不，必须不得不，必须 must 必须必须 has to h
2、ad to have to 强调强调客观客观的需要，含有的需要，含有“不得不，被迫不得不，被迫”的意的意思。而思。而must 强调强调主观主观的看法，即主观上的必要，有责任，的看法，即主观上的必要，有责任，有义务去做。有义务去做。have to 有人称，时态的变化，而有人称，时态的变化，而must没没有。有。1.Mum isnt at home,so I have to look after my sister.2.We must help each other.We must study hard我们一定要努力学习。我们一定要努力学习。He had to go on foot because
3、 there was something wrong with his car.因为他的汽车坏了，他不得不走着去。因为他的汽车坏了，他不得不走着去。have had to will have toReview!否定式否定式的意义不同的意义不同must 的否定式的否定式 mustnt 意为意为“一定不要一定不要”、“不允许不允许”;而而 have to 的否定式的否定式 dont have to 意为意为“不必不必”(=neednt)。比较：。比较：You mustnt tell him about it.你一定不要告诉他这件事。你一定不要告诉他这件事。(这可能是秘密这可能是秘密)You nee
4、dnt tell him about it.你不必告诉他这件事。你不必告诉他这件事。(他可能知道了他可能知道了)I think she is Chinese.I dont think so.She cant be Chinese.She must be Japanese.What nationality is she?What nationality is he?I think he is French.I dont think so.He cant be French.He must be Germany.Beck:贝克。贝克。Guess！How old are they?I think s
5、he is 35 years old.I dont think so.She cant be 35.She must be 40 years old.I think he is 65 years old.I dont think so.He cant be 65.He must be 70 years old.Guess:What are they doing?I think he is singing.I dont think so.He cant be singing.He must be playing the piano.I think they are eating.I dont t
6、hink so.They cant be eating.They must be talking.I think they are singing.I dont think so.They cant be singing.They must be dancing.What are their job?I think he is a cook.I dont think so.He _ a cook.He _ a baker.cant bemust beI think he is a worker.I dont think so.He _a worker.He _ a cook.I think h
7、e is.I dont.He _ a.He _ a hairdresser.Pairwork!Guess your partner:How old is your father/mother?Whats your fathers/mothers job?Whats he/she doing now?Do it like this:He must be.She must be doing.表示猜测和推断的情态动词must和cant 表示对现在和将来的事做推断和猜测，与系动词be连用 肯定的推断：must be 肯定是 否定的推断：cant be 不可能是 （而不是mustnt be）不要把它们和
8、 must，can混淆 It must be Karen Marsh，the actress.那一定是女演员凯伦马什。Can you find other sentences on the book?情态动词表示推测：情态动词表示推测：情态动词表示推测的有：情态动词表示推测的有：must一定、一定、could很有可能、很有可能、may可能、可能、might有一些可能。它们的用法是：有一些可能。它们的用法是：它们表示推测只能用于肯定句之中，而疑问句用它们表示推测只能用于肯定句之中，而疑问句用can，否定句用否定句用cant不可能。不可能。例：例：Can the he stay at home a
9、t the moment?现在他能在家么？现在他能在家么？He must be staying at home.他一定在家。他一定在家。He cant be staying at home.他不可能在家他不可能在家。1.情态动词情态动词+原形，表示对原形，表示对_推测。推测。例：例：He must be a teacher.他一定是一名老师。（系表）他一定是一名老师。（系表）肯定的推断：肯定的推断：否定的推断：否定的推断：（而不是（而不是mustnt be）现在或将来的情况进行现在或将来的情况进行must be 肯定是肯定是cant be 不可能是不可能是 2.情态动词情态动词+be doin
10、g，表对，表对:_推测。推测。例：例：He must be having a lot of money.他一定有很多钱。他一定有很多钱。他们一定正在睡觉吧。他们一定正在睡觉吧。They must be sleeping.Jim may be playing the basketball.吉姆可能正在打篮球吉姆可能正在打篮球。正在进行的情况进行正在进行的情况进行3.情态动词情态动词+have done，表示对过去的情况进，表示对过去的情况进行推测。行推测。例：例：It must have rained yesterday.昨昨天一定下雨了。天一定下雨了。I cant have been late
11、 yesterday.我我昨天不可能迟到。昨天不可能迟到。She could have phoned you last night.她她昨晚应该给你打电话了。昨晚应该给你打电话了。Translation：It must be cold outside.外面肯定很冷。外面肯定很冷。They must be thirsty.他们肯定很渴。他们肯定很渴。He cant be Mr.Read.他不可能是里德先生。他不可能是里德先生。She cant be late.她不可能迟到。她不可能迟到。他不可能是老师，他肯定是牙医。他不可能是老师，他肯定是牙医。He cant be a teacher.He m
12、ust be a dentist.她不可能是中国人，她肯定是日本人。她不可能是中国人，她肯定是日本人。She cant be Chinese.She must be Japanese.它不可能便宜，肯定很贵。它不可能便宜，肯定很贵。It cant be cheap.It must be expensive.-门铃响了。肯定是门铃响了。肯定是Bob。-Theres the doorbell.It must be Bob.-不可能是不可能是Bob，他去电影院了。，他去电影院了。-It cant be Bob.Hes gone to the cinema.Lesson 127 A famous ac
13、tressLets go and have a look at them!Can you recognize them?Whats his job?He is an actor.Whos the girl beside him?What her job?She is an actress.He is a famous actor.She is a famous actress.What are their jobs?They are actresses.famous adj.著名的著名的actress n.女演员女演员at least 至少至少actor n.男演员男演员read(read/r
14、ead)v.通过阅读得知通过阅读得知famous adj.著名的著名的1.be famous for 因为因为而出名而出名The town is famous for its beautiful parkHe is famous for his novels.2.be famous as 作为作为而出名而出名He is famous as a writer.Beijing is famous as an old city.Hangzhou is famous as a tourist place.actress 女演员女演员act 扮演，表演。扮演，表演。She is a famous act
15、ress.她是一个著名的女演员。她是一个著名的女演员。actor 男演员男演员He is my favourite actor.他是我最喜欢的男演员。他是我最喜欢的男演员。男服务员男服务员 waiter 男主人男主人 host女服务员女服务员 waitress 女主人女主人 hostess at least 至少至少 至少至少You have 10 yuan at least.I will buy five bags at least.It will cost at least five dollars.at most 最多，最大最多，最大We can stay for two days at
16、 most.I can pay only 10 yuan at most.read 1.通过阅读得知，阅悉，读知通过阅读得知，阅悉，读知We read about the storm in the paper today.2.辩认，读书，阅读辩认，读书，阅读I have no time to read.我没时间读书。我没时间读书。read sb sth=read sth to sb 给某人朗读给某人朗读他朗读了一首诗给全班学生听。他朗读了一首诗给全班学生听。He read the class a poem.3.了解，解开。了解，解开。It is hard to read him.想要了解他很困
17、难。想要了解他很困难。Lesson 127 textKATE:Can youKATE:Can you recognize recognize that woman,Liz?that woman,Liz?LIZ:LIZ:I think I can,Kate.I think I can,Kate.It It must be must be Karen Marsh,the actress.Karen Marsh,the actress.KATE:I KATE:I thoughthought t so.so.Whos that beside her?Whos that beside her?LIZ:L
18、IZ:That That must bemust be Conrad Reeves.Conrad Reeves.KATE:Conrad Reeves,the actor?KATE:Conrad Reeves,the actor?Its Its cant be.cant be.Let me have another look.Let me have another look.I think youre right!I think youre right!IsntIsnt he her third husband?he her third husband?LIZ:No.He LIZ:No.He m
19、ust bemust be her fourth or fifth.her fourth or fifth.KATE:KATE:DoesntDoesnt Karen Marsh look old!Karen Marsh look old!LIZ:She LIZ:She does,does,doesnt she!doesnt she!I read I read shes twenty-nine,shes twenty-nine,but she must be at least forty.but she must be at least forty.KATE:KATE:Im sureIm sur
20、e she is.she is.LIZ:LIZ:She was a She was a famousfamous actress actress when I was still at school.when I was still at school.KATE:KATE:That wasThat was a long time ago,a long time ago,wasnt it?wasnt it?LIZ:LIZ:Not that long ago!Not that long ago!Im not Im not more thanmore than twenty-nine myself.
21、twenty-nine myself.Listen to the tape and answer the questions:What does Karen Marsh do?She is an actress.Is the man an actor?Yes,he is.Is Karen Marsh look young?No,she isnt.How old is Liz?She is not more than twenty-nine.课文讲解Can you recognize that woman,Liz?can 能她会开车，但不会骑自行车。She can drive,but she c
22、ant ride a bicycle.Can you.表示请求你能借我10美元吗？Can you lend me 10 dollars?Can I.表示提议要不要我帮你煮点咖啡。Can I make you some coffee?要不要我帮忙？Can I help you?I think I can,Kate.It must be Karen Marsh,the actress.I think(that)我认为,我想.我认为他很聪明。I think(that)he is very clever.我想明天不会下雨。I dont think it will rain tomorrow.must
23、be 一定是(一种极肯定的推测)己经10点了，我妈妈一定会生气的。Its already ten oclock.My mother must be angry.我们认为老师一定是在开玩笑。We thought the teacher must be joking.I thought so.Whos that beside her?I thought so.我也这样想，我也这样认为。so 副词 “这样”你认为她会成功吗？Do you think(that)she will succeed?是的，我想会的。Yes,I think so.I think so.否定句I dont think so.你
24、认为明天会下雨吗？Do you think it will rain tomorrow?不，我认为不会。No,I dont think so.I think I can.我想我可以 I dont think I can.我想我不能 I think I cant.我认为你是对的。I think you are right.我认为你不对。I dont think you are right.I thought so.:否定式：I didnt think so.That must be Conrad Reeves.must be 表示极肯定的推测，意思为“一定是”.Conrad Reeves,the
25、 actor?It cant be.Let me have another look.cant be 不可能跟must be意义相反这个故事不可能是真的。The story cant be true.have another look 再看一看have a look 看一眼让我看一眼那本书。Let me have a look at that book.I think youre right!Isnt he her third husband?Isnt he her third husband?No.He must be her fourth or fifth.must be 表示推测，有较强
26、肯定意味。her fourth or fifth=her fourth husband or fifth husbandDoesnt Karen Marsh look old!她看起来健康。She looks well.她看起来不错。She looks good.look old 看起来很老look：名词：have another look 再看一眼 look 是系动词，后加形容词1.You look happy today.今天你看起来很开心。2.Doesnt Mary look sad!玛丽看起来很难过啊系动词：sound,smell,taste,feel,get,turn,seem be
27、,become1.The music sounds wonderful.2.The flowers smell good.3.His face turns red.4.The food tastes good.5.He seems quite happy.She does,doesnt she!I read shes twenty-nine,but she must be at least forty.Im sure she is.be sure of/about 他深信他自己会成功。He is sure of success.对于这件事我确实有把握。I am really sure abou
28、t it.She was a famous actress when I was still at school.still 还他 还年轻He is still young.天还在下雨Its still raining.at school 在求学，在校就读Not that long ago!Im not more than twenty-nine myself.not more than 不多于，只是客观陈述数量 There are not more than ten books in my bag.not more than=less than 不超过，少于没有那么久！that 做副词，表示
29、强调。-The French test was very difficult，wasnt it?法语考试很难，不是吗？-Well，not that difficult.没有那么难。1.Whos that beside her?beside=next to2.Isnt he her third husband?否定形式的疑问句：目的是加强语气，或者要求否定形式的疑问句：目的是加强语气，或者要求得到对方的确认。本课还有一处是：得到对方的确认。本课还有一处是：Doesnt Karen Marsh look old!3.She does,doesnt she?does:省略用法，代指的是省略用法，代指
30、的是she looks old,其后其后紧跟了紧跟了 一个：一个：_。反义疑问句反义疑问句反义疑问句 反义疑问句，即附加疑问句。它表示提问人的看法,没有把握,需要对方证实。反义疑问句由两部分组成：前一部分是一个陈述句，后一部分是一个简短的疑问句。（注意：后一部分的简短疑问句，由“助动词+主语”构成。两部分的人称时态应保持一致。）陈述部分肯定式+疑问部分否定式 可记为 前肯后否 They work hard,dont they?陈述部分否定式+疑问部分肯定式 可记为 前否后肯 They dont work hard,do they?反义疑问句的回答：1.当陈述部分为肯定式，反意疑问句为否定式时，
31、回答只需照情况即可。Its new,isnt it?“是新的，对吗？”Yes,it is.“对，是新的。”No,it isnt.不，不是新的。”反义疑问句 2.当陈述部分为否定式，反意疑问句为肯定式时，其回答往往与汉语不一致，需特别引起注意：It isnt new,is it?“不是新的，对吗？”“Yes,it is.“不，是新的。”No,it isnt.“是的，不是新的。”（回答否定式的反意疑问句，yes跟肯定，No接否定的规则还是不变的。翻译回答部分的时候，只需要把翻译疑问句中省略的部分重现在回答中，就可以正确地翻译出来。）He doesnt know her,does he?他不认识她，
32、是吗？Yes，he does.=Yes,he does(know her)在翻译的时候，不用去管yes，只需要翻译后部分，他认识她。所以整个回答就应该是，“不，他认识她。”No,he doesnt=No,he doesnt(know her)翻译时，先后半部分，他不认识她。之后再结合句子来把yes跟no的具体含义，分析清楚。sentences on the book：That must be Conrad Reeves.It cant be.He must be her fourth or fifth.but she must be at least forty.I think so 我想是
33、(I dont think so 我不这样想)have another look 在看一眼at least 至少(at most 最多)a long time ago 很久以前be famous for 因为而出名be famous as 作为而出名be sure of/be sure that肯定cant be 不可能must be 一定是Look+adj.看起来not more than 不多于 more than 超过 have another look 在看一眼KATE:Can you _that woman,Liz?LIZ:I think_,Kate.It _ Karen Marsh
34、,the actress.KATE:I _so.Whos that _her?LIZ:That _Conrad Reeves.KATE:Conrad Reeves,the actor?Its_.Let me_.I think youre right!Isnt he her_?LIZ:No.He must be her_.KATE:Doesnt Karen Marsh _!LIZ:She does,doesnt she!I read shes twenty-nine,but she must be _forty.KATE:Im sure she is.LIZ:She was _When I wa
35、s still at school.KATE:That was_,wasnt it?LIZ:_long ago!Im _twenty-nine myself.I canmust bethoughtbesidemust becant behave another lookthird husbandfourth or fifthlook oldat leasta famous actressa long time agoNot thatnot more thanrecognize选词填空：选择适当的单词填入空格内 famous that read actors least must cant fi
36、rst tired difficult Switzerland is _ for its watches.Six American _ came to China last week.The film really wasnt _ good.I _ that exercise is important to health.There are at _ fifty people in this restaurant.We will leave on the _ day of August.Oh,you _ be Roberts wife.He is sleeping.He must be _ t
37、oday.Your brother _ be ill.He must be tired.All the students have passed the exam.The paper cant be _.She must be Karen Marsh，the famous _.(actor)She cant be English.She must _ Canadian.(be)He cant _ a dentist.He is too young.(be)Lets have a _ at it.I think its mine.(look)She cant be reading.She must be _.(sleep)The house I am living in _ by the river.(stand)You had better _ an umbrella with you.(take)Can you tell me _ of your trip?(anything)She must be _ to the radio.(listen)
