人教版高中英语必修三Unit-2全课件.ppt

1、Unit 2,Words,1.balance n天平；平衡；结余，余额v.平衡；权衡 All the parts of the building are in perfect balance. 建筑物的各部分都显得非常匀称。 You have to balance the advantages of living in the countryside against the disadvantages. 你得权衡一下住在乡下的好处和坏处。 keep ones balance保持平衡 lose ones balance失去平衡 I cant keep my balance.=I lost my

2、balance. balanced adj.保持(或显示)平衡的 What will happen to you if you dont eat a balanced diet? 假如你的饮食不均衡会怎么样？,2. ought to应该，应当(ought to与should意思接近，大多数情况下二者可以互换，但是should谈的是自己的主观看法，ought to则更多反映客观情况，在谈到法律、义务和规定时使用 ) 1)should/ought (not) to do(不)应该做某事 You ought to leave right now. One ought not (oughtnt) to

3、 cross the street without looking at traffic light. 2)shouldought tohave过去分词”既可表示本该做而事实上没有做的事，也可以表示惊讶、赞叹等情绪。 You should have told her about it the day before yesterday,3.curiosity n好奇心，求知欲 Curiosity drove Wang Peng inside.,1.The letter wasnt addressed to me but I opened it out of curiosity.,2.I saw

4、her eyes fixed on me in curiosity.,3.Children are curious about/show curiosity about everything around them.,A student should always be curious to learn.,It is curious that he should have asked you that question.虚拟语气,4.get away with. (n/doing)不因某事受惩罚,被放过,携带逃跑 Those who lie and cheat will never get a

5、way with it. 那些撒谎和欺骗将永远摆脱它。 I am afraid you can not get away with cooking 恐怕你躲不了得做菜 Not many criminals get away with their crimes.没有多少罪犯能逃之夭夭。 get down to sth/doing.开始认真对待某事 Isnt it time you got down to marking the papers? get rid of摆脱；除掉 You must get rid of this bad habit.,get in插话；收获；进入 get down下来

6、；取下；放下 get across被理解，(把)讲清楚 get off从下来；下车；下去 get through花光(时间、钱等)；通过；接通电话 get on上车；搭乘 get over克服(困难)；从中恢复过来 get out 出去；把弄出 get along with进展；与相处,5. Lie v. 说谎(lying, lied, lied);平躺(lying, lay,lain) n. 谎言 Lie to sb about sth. 关于某事向某人撒谎 He lied to me about the result. Tell sb a lie=tell a lie to sb He i

7、s lying in the bed. Lay v.放置，下蛋，产卵，赌钱(laying, laid, laid) Please lay the book on the table. The hens are laying in the nests. How much did you lay on the race.,6.consult v咨询；请教；商量，查询 Please consult the card catalogue first if you want to borrow books in the library. 如果你想在图书馆借书，请先查找卡片目录。 consult sb.a

8、bout sth.向某人咨询/请教某事 She consulted a lawyer about her divorce. consult with sb.about sth.与某人磋商某事 He consulted with his business partner about the matter. consult.for.在查找 The teacher advised us not to consult the dictionary for every new word,7.in debt负债 be/stay out of debt不负债；还清债务 He was in debt when

9、 he was poor, but he has been out of debt since he got rich. be in debt to sb.欠某人债 He is in debt to Tom. be in sbs debt.欠某人的情；感激某人 Lily is in Lucys debt. pay off ones debts偿清债务 He has paid off his debts since he got rich.,8.limit vt.限制；限定n.界限；限度 The amount of money you have to spend will limit your

10、choice. limited adj.有限的 be limited to sth.受限制于 The number of members is limited to five every year.,Its already beyond the limit.,Obviously theres no limit to the amount of flattery a person wants. 可见一个人受马屁的容量,是没有底的.,9.benefit vt.& vi.有益于；有助于；受益 benefit sb.对某人有益 We should spend the money on somethin

11、g that will benefit everyone. benefit from/by.从受益，得益于 We can benefit from the project. get benefit from从中受益 We can get benefit from the project. beneficial adj.有利的；有裨益的；受益的 be beneficial to=be of(much，great)benefit to sb.对有益 We should spend the money on something that will be beneficial to everyone.

12、 We should spend the money on something that will be of great benefit to everyone.,10.cut down削减；删节；砍倒；缩短 In this way they cut down the fat and increased the fibre in the meal. cut across抄近路穿过 cut in 插嘴，插入 cut off 切断(电，煤气)，使孤立，隔绝 I felt that I was totally cut off.,Unit 2 Healthy Eating -reading,You

13、are what you eat. 人如其食。 First wealth is health. 健康是人生的第一财富。 An apple a day keeps the doctor away. 一天一个苹果，医生不来找。 -Emerson,COME AND EAT HERE,If we dont eat a balanced diet, what may happen?,fat,Wang Peng and Yong Hui served different _in their restaurants . The foods in Wang Pengs make people _while t

14、he foods in Yong Huis make people_.,Fast reading: try to get the main idea,diets,fat,thin/slim,come and eat here,Frustrated/empty,Part 1,Careful reading,Part 1,: He sat in his restaurant_ very _.,: _, _ and _.,: something_ must have happened if he was not coming to_ as he always did.,feeling,frustra

15、ted,mutton kebabs,roast pork,fried rice,terrible,eat in his restaurant,feelings,foods,Li Maochang,Careful reading:,Part 2,What food were served in Yong Huis restaurant?,There were only few choices of food and drink: just rice, raw vegetables served in vinegar, fruit and water.,2. Compared with the p

16、rice of the food in Wang Pengs restaurant, what do you think about the price in Yong Huis?,It was more expensive than Wang Pengs. It cost more a Good meal in Wang Pengs Restaurant.,3. What did Wang decide to do after he left there?,He decided to go to library to find out whether his restaurants food

17、 made people fat.,1. What did Wang find out after reading? 2. What did he do then?,He found out that Yong Huis restaurant was not giving its customers energy-giving food.,He wrote a sign to win his customer back!,Part 3,discount/ win back,Barbecued mutton before now kebabs ￥50- ￥ 30 Roast pork ￥30-

18、￥20 Fried rice ￥20- ￥15 Beef ￥30- ￥20 Cola ￥5- ￥3 Ice cream ￥5- ￥2,Discount,1. Usually Wang Pengs restaurant was full of people. 2. Yong Hui could make people thin in two weeks by giving them a good diet. It would take longer than that.,T,F,.Tick the correct answers.,Post reading,3. Wang Pengs regul

19、ar customers often became fat.,T,4. Yong Huis menu gave customers more emery-giving food. No. it gave them protective food but no energy-giving or body-building food.,F,5. Wang Pengs menu gave customers more protective food. 6. Wang Peng decided to compete with Yong Hui by copying her menu. He decid

20、ed to advertise the benefits of his menu.,F,F,Post reading,II. Discuss these questions in pairs. How do you think the story will end?,Grammar,Modal verbs 情态动词 (II),Unit2 Healthy eating,1.作为情态动词用，常用在否定句和疑问句中。,Dare (need) +S +V S + darent (neednt) +V,I darent walk through the forest at night. Dare you

21、 walk through the forest at night? You neednt return the book now. Need he go yesterday?,可兼做行为动词的情态动词：need 、 dare,2.作实义动词用，常用在肯定句中, 有人称、时态、和数的变化,He needs to go there himself. He has grown up,we dont need to worry about him.,3.Sth (sb) need( want, request)+ doing/ to be done The house needs cleaning/

22、 to be cleaned The boy needs sending to the hospital at once.,Our color TV set is still good enough. You neednt have bought a new one.,4.neednt have done 表示原本不必要做的事情却已经做了的情况,意为“本不必要”,Your home is not far from your school ,so you neednt have left in such a hurry then.,5.注意对need问句的回答: -Need I finish t

23、he work today? -Yes, _. No, _. No, _.,you must,you neednt,you dont have to,-Must we do it now? -No, you _.,neednt (dont have to),情态动词的其他用法,may well + v = have good reason to (理所当然） You may well say so. may/ might as well = had better do.(最好。） You may as well say so. may as well +v.+as+v (与其.不如.) ( 最

24、好 . 而不要 .） You might as well throw your money away as lend it to him.,1. may,1.Judging from his accident, he must be from the south,2.It is eleven oclock at night and the lights are off. They must be sleeping now,isnt he?,arent they?,因must后是系动词 be,must后接的是be sleeping，是对正在进行的情况推测,2.与must有关句子的反意疑问句,1.

25、We must have learned 2,000 words by the end of last term,hadnt we?,3.He must have gone to Beijing,didnt it?,hasnt he?,若句中含有过去完成时的时间状语，用过去完成时完成反意疑问句,若句中含有过去的时间状语，用一般过去时完成反意疑问句,若句中不含任何时间状语， 用现在完成时完成反意疑问句,2.It must have rained last night, for the road was very muddy，,.can not but+do sth 表示“不得不，只好”。 I can not but admire your bravery. 我不得不钦佩你的勇气 。 I could not but choose to go. 我只好去 。,3. can,1.判断正误:,How dare you say such a thing? How dare you to say such a thing?,He