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1、UNIT 3 Could you please clean your room ?导课练习：请观察一下句子，分析情态动词的意义导课练习：请观察一下句子，分析情态动词的意义Can I use your pen?-Yes , you can./No, you cant .May I come in , please ? -Yes , you can./No, you cant .Could I go out for dinner with my friends ?-Yes , you can./No , you cant.情态动词：Can, May , Could 的用法1.共同点：三者均可表示请
2、求，允许。意思共同点：三者均可表示请求，允许。意思为：为：”可以吗？可以吗？”2.不同点：不同点： CAN表示请求或允许，多用于口语中，表示请求或允许，多用于口语中，意为意为“可以、能可以、能”等。等。 如：如：Can I help you ? May表示表示“许可、准许、请求许可许可、准许、请求许可”，此时与此时与 can 同义，可以互换使用同义，可以互换使用 如：如：May I use your ruler ? Sure ,/Certianly . /Yes , please. No, you mustnt /No , you cant . 注意：否定回答不能说成注意：否定回答不能说成No
3、, you may not .本单元里，Could 的具体用法Could用于有礼貌地提出要求或请求准许，用于疑问句，代替Can.在时间上与can没区别，但语气要比can委婉，有礼貌。回答时候要用can , 不能用could .除此之外，肯定回答还可以用Sure /Certianly/Yes , sure ./No problem ./With pleasure .等。否定回答还可以用Im afraid not .例句 如：1.Could you please lend me your pen ? -Yes , here you are ./No, you cant . 2.Could I us
4、e your phone ? -No problem ./ Oh, I m afraid notCould 的其他几种用法：1.Could 作为作为can的过去式，表示过去的能力。的过去式，表示过去的能力。2.表示惊讶，怀疑，不相信等态度，主要用表示惊讶，怀疑，不相信等态度，主要用于否定句或者疑问句，此时于否定句或者疑问句，此时could 与与can无时无时间上的区别，但语气比间上的区别，但语气比can缓和，情绪要弱。缓和，情绪要弱。3.表示可能性，只对将来，现在后者过去某表示可能性，只对将来，现在后者过去某种可能的推测种可能的推测4，用于虚拟语气。，用于虚拟语气。Work on 与work
5、out Work on正在使用正在使用从事于从事于 Im going to work on it now . Work out 算出，制定出算出，制定出 He work on the maths problem last night,but didnt work it out.A few A few “ 少数；几个少数；几个”，修饰可数名词复修饰可数名词复数，表肯定数，表肯定“，”，He left his house a few minutes ago .她几分钟前离开了家。她几分钟前离开了家。Few “几乎没有的，几乎没有的，很少的很少的”修饰可修饰可数名词复数，表数名词复数，表否定否定Th
6、ere are few people in the room .房间里几乎没有人。房间里几乎没有人。A little “一点；少许一点；少许”，修饰不可数名词，修饰不可数名词，表肯定表肯定Could you give me a little milk ?给我一点牛奶好吗？给我一点牛奶好吗？little“几乎没有的，几乎没有的，很少的很少的”，修饰，修饰不可数名词，表不可数名词，表否定否定There was little rain all winter .整个冬天几乎没下雨整个冬天几乎没下雨finish Finish doing sth . 做完某事 Do you finish washing
7、your clothes ? Pretty pretty英英 prt 美美 prti adj. 漂亮的；机灵的，聪明的漂亮的；机灵的，聪明的 adv. 相当，颇相当，颇 n. 漂亮的人（或东西漂亮的人（或东西) 1.She must be a pretty girl . 2.This house is pretty tidy ! 3.Look at the pretty !3b Read the sentences.Underlinethe sentences from the reading the the same thing.1 Neither of us did any housewo
8、rk for a week. =For one week,she didnt do any housework and neither did I.2 My mom came over as soon as I sat down in front of the TV. =The minute I sat down in front of the TV,my mom came over. 3 You re tired ,but Im tired ,too. = Im just as tired as you are.tired疲惫的，劳累的疲惫的，劳累的We are very tired now
9、 tiringadj. 累人的；令人疲倦的；麻烦的，无聊的；累人的；令人疲倦的；麻烦的，无聊的；引起疲劳的引起疲劳的 This plan is very tiring .excited激动的，兴奋的激动的，兴奋的I feel very excited when I hear the exciting news .exciting令人激动的，令人兴奋的令人激动的，令人兴奋的It is an exciting day .interested感兴趣的，感兴趣的，She is very interested in the interesting new .interesting令人感兴趣的令人感兴趣的
10、The old city is rather interesting !In front of ：在。：在。的前面的前面“，是指在一定是指在一定范围之外范围之外Mary is in front of the car .玛丽在下车的前玛丽在下车的前面面In the front of “在。的前部”，是指在一定范围内的前部分Cathy is in the front of the car 凯西在小车的前部3. For one week ,I didnt do any housework and neither did I.neither did I 倒装句倒装句。例如。例如He doesnt li
11、ke the book , neither do I. neither does Mary. neither do we. neither do they.Li Lei cant dance , neither can I. neither can Mary. neither can we.Neither of 是both of 的否定句Both of my parents are teathers .（否定句）Neither of my parents is a teacher .比较下列词组比较下列词组1. To ones surprise让某人惊讶的是让某人惊讶的是 To Mr Lis
12、surprise,his students found the key on time.2. Be surprised 感到惊讶感到惊讶 I was surprised when I heard the surprising news. In surprise 惊讶地惊讶地 He looked at me in surprise.单项选择。单项选择。1. - Could you please take care of my dog? - _. Im too busy. A. Yes, you can B. Sure C. Sorry, I cantC2. - Could you please
13、_ his bed? - Certainly! A. makes B. making C. make3. - Could I use your car? - _. A. Sure, you can B. Sorry, you can C. Sure, I canCAQ1: Do you help your parents do the chores at home?Q2: Do you ask your parents permission for?Q3: Do your parents ask you to do some things for them?What do your paren
14、ts ask you to do?study harddo choresgo to the store/supermarket to buy things for themWhat do you ask your parents permission for?buy drinks and snacksinvite friends to a partyn.点心点心; 小吃小吃; 快餐快餐 1. buy some drinks and snacks 2. borrow some money 3. clean your room 4. invite my friends to a party 5.
15、go to the store 6. use your CD player 7. take out the rubbish 8. make your bedteenagersteenagersteenagersparentsteenagersparentsparentsteenagers1a What do teenagers ask their parents permission for? What do parents ask their teenagers to do? Write parents or teenagers next to each phraseParent: Coul
16、d you clean your room? Child: Yes, I can.Use the phrases in 1a to make conversations.1bChild: Could I invite my friends to a party? Parent: No, you cant have a party. You have a test on Monday. clean your room take out the rubbish make your bedbuy some drinks and snacksborrow some moneyParent: Could
17、 you please? Child: Yes, sure. / Sorry, I cant. I have to . invite my friends to a party go to the store use your CD player 1. buy some drinks and snacks 2. borrow some money 3. clean your room 4. invite my friends to a party 5. go to the store 6. use your CD player 7. take out the rubbish 8. make y
18、our bedListen to a conversation between Sandy and her mom. Check ( ) the things in 1a that you hear.1cListen again. Fill in the chart.1dWhat are they going to do?Sandys momSandyinvite her friendsSandy and Davebuy some drinks and snacksmove the big chairs to the bedroom clean the living roomborrow so
19、me moneyclean her roomuse her moms CD playerYou are having a party. Ask your partner for help with these things:1ego to the store buy drinks and snacks do the dishes clean the living room take out the rubbishA: Could you please do the dishes?B: Yes, sure./No, I cant. I have to doDiscuss the question
20、s with your partner.1. What do you often do to help your parents at home?2. Do you think kids should help out with chores at home?2aThe Sunday Mail magazine invited parents to write about whether they think young people should do chores at home. Skim the following letters. Which one agrees and which
21、 one disagrees?2bAnswer the questions.1. What is Ms. Millers opinion?She thinks doing chores is parents job.He thinks its important for children to do chores and help their parents with housework.2. What is Mr. Smiths opinion?According to Ms. Miller and Mr. Smith, what are the pros and cons about ki
22、ds doing chores?ProsConsDoing chores helps to develop childrens independence.Housework is a waste of childrens time.Parents should provide a clean and comfortableenvironment at home for their children.Doing chores helps children understand the idea of fairness.2cI. 完成句子，每空词数不限。完成句子，每空词数不限。1. Ms. Mil
23、ler thinks children should spend their time on schoolwork in order to _ _.2. Mr. Smith thinks these days children depend on _.Read the letters again and finish the following tasks. get good grades and get into a good universitytheir parents too muchII. 判断正判断正(T)误误(F)。( )3. Ms. Miller thinks doing ch
24、ores is not difficult.( )4. Mr. Smiths neighbors son looked after himself well during his first year in the college.TF2dWrite one sentence with each phrase from the letters.1. a waste of time Its a waste of time to water the garden when it is raining. 2. there is no need for to There is no need for
25、you to go to the town. 3. do not mind I do not mind sweeping the floor.4. spend time on I spent half of an hour on my homework.5. in order to He worked very hard in order to get the job. 6. it is not enough to It is not enough to clean up the parks.7. the earlierthe better The earlier you give up sm
26、oking, the better it is for your health.1. Which letter do you agree with? Why?2. What would you say to the person who wrote the letter you dont agree with?2eDo you think children should do some chores at home？Why or why not？Discuss this with a partner and take notes.3achildren should do chores beca
27、usechildren should do not chores becauseWrite a letter to the Sunday Mail and express your opinion.Dear Sir or Madam, I think/believe that I agree/disagree that I think it is fair/unfair for children to I think children should/should not Because For example, they should/should not Because Yours trul
28、y 3bWrite a letter to the Sunday Mail and express your opinion.3bDear Sir or Madam, I believe that children should do some chores at home. I disagree that childrens only job is to study hard and do well at school. Of course it is important for children to study hard. However，I think it is unfair for
29、 children to expect their parents to work hard outside and do all the housework，too. I think children should at least do some simple chores to help their busy parents. For example，they should make their own beds and clean their own rooms because they are the ones who use these. They may not have tim
30、e to help with the other parts of the house，but they should try to be responsible for their own areas. This will help them to grow up to be independent and responsible adults.Yours truly，Chen Hui尽责的尽责的;承担责任承担责任;负有责任的负有责任的;懂道懂道理的理的 1. do 2. clean 3. make 4. fold 5. sweep 6. take outSelf check1 Make a
31、 list of chores using these verbs do some dishesclean the living roommake the bedfold the clothessweep the floortake out the rubbishSelf check2 Are these polite requests or permissions? Write the numbers in the correct places in the chart. 1. Could you please do your homework? 2. Could I watch TV? 3
32、. Could you take out the rubbish first? 4. Could I use your computer? 5. Could I leave now? 6. Could you come back before nine? Requests permissions 1,3,62,4,5A: Could I watch TV after dinner？I want to watch my favorite program.B: Well，have you finished your homework？A: Ahno，Ill do it after watching
33、 the program.B: I dont think thats a good idea. Could you do your homework first？A: Ok. But Ill miss the first part of the program.Self check3 Use the questions in activity 2 to write a conversation.1. It is the parents job to provide a clean and comfortable environment at home for their children. 此
34、处代词此处代词it仅为形式上的主语仅为形式上的主语, 真正的真正的主语是主语是to provide for their children。我们也可将我们也可将It is ones job (duty, ) to do something.视为一个固定的句型视为一个固定的句型, 表表示示“做某事是某人的工作做某事是某人的工作(职责等职责等)”。如如:The movie theater provides us with good service.剧院提供给我们良好的服务。剧院提供给我们良好的服务。His school provided a house for him.学校提供给他一间房子。学校提供
35、给他一间房子。provide sb with sth provide sth for sb2. And anyway, I think doing chores is not so difficult. 反正我觉得干点家务也不难。反正我觉得干点家务也不难。 anyway是一个副词是一个副词, 若位于句首若位于句首, 其其后往往会有逗号将其与句子的其他内后往往会有逗号将其与句子的其他内容隔开。容隔开。anyway在此句中的作用是在此句中的作用是追加评论追加评论, 相当于汉语的相当于汉语的“反正反正; 仍仍然然; 依然依然”。如如: Sam didnt get the job, but hes n
36、ot unhappy because it didnt pay well anyway.萨姆没有得到那份工作萨姆没有得到那份工作, 但他并没有闷闷不但他并没有闷闷不乐乐, 反正薪酬也不算高。反正薪酬也不算高。anyway还可用来表示还可用来表示“不管怎样不管怎样; 无论如无论如何何”之意。之意。例如例如:Its just a cold. But anyway, you should still see the doctor.这只不过是感冒这只不过是感冒, 但不管怎样但不管怎样, 你还是应该你还是应该看看医生。看看医生。3. ill & sick相同点相同点ill 与与sick 都可以表示都可以
37、表示“生病的生病的”，都可，都可作表语。作表语。如：如：Alice was ill / sick yesterday.不同点不同点表示表示“生病生病”时，时，sick 可作定语，但可作定语，但ill 通常不作定语。通常不作定语。如：如：Could you help the sick girl?【运用运用】根据句意，用根据句意，用ill或或sick填空。填空。(1) The driver sent the _ baby to the hospital.(2) My brother is _. I have to look after him at home.ill / sicksick4. Th
38、e earlier kids learn to be independent, the better it is for their future. 孩子们越早学会独立孩子们越早学会独立, 对他们的未来对他们的未来就越好。就越好。 “the+比较级比较级+, the+比较级比较级+”是英语中一个常用的句型结构是英语中一个常用的句型结构, 表示表示“越越, 就越就越”。如如:The more he explained, the better we understood.他解释得越多他解释得越多, 我们就理解得越透彻。我们就理解得越透彻。Many people believe that the more a person reads, the wiser he will become.很多人相信一个人书读得越多就会变很多人相信一个人书读得越多就会变得越聪明。得越聪明。