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1、Unit 2 Healthy eating Learning about language,高一人教新课标版必修三,_ something that you say is not true 2. _ not to be punished for something 3. _ uncooked,lie,get away with,raw,Discovering useful words and expressions,1 Find words and expressions from the text that mean the same.,4. _ The strong wish to kno
2、w about something 5. _ Someone who buys things or services from a shop, company, etc 6. _ A particular quality that gives someone or something an advantage,curiosity,customer,benefit,balanced, diet, raw, slim, ought to, energetic,lose weight, lose heart, lose interest, lose face,2 Fill in the blanks
3、 with words from the left box and paraphrase the italicized parts using the phrases from the right box.,Julie wanted to become thinner. She knew she _ eat more vegetables and fruit but little meat. However, as she was so afraid of being laughed at by her friends, she did not consult a doctor but liv
4、ed on a _ of rice, _ vegetables, bananas and lemons. Three weeks later, she found she weighed as much as ever.,ought to,diet,raw,She felt so sad and hopeless about herself and her behaviour changed. She didnt dare to face her boyfriend and she was unwilling to visit her friends any more. Luckily, he
5、r best friend Fred came to see her and encouraged her to exercise, eat a _ diet and enjoy life again. Soon Julie became amazingly _ and _! She felt very happy.,balanced,energetic,slim,become thinner - lose weight,being laughed at by her friends - losing face,felt so sad and hopeless about yourself -
6、 lost heart,was unwilling to visit any more - lost interest in visiting,1 pear; cream ( fat and all the others are fruit ) 2 sugar ; mutton (meat and all the others are energy giving food) 3 bacon ; cabbage (vegetable and all the others are meat ) 4 strawberry ; eggplant (vegetable and all the other
7、s are fruit ),Answer key for exercise 3 on page 12,Answer key for exercise 1 on page 13,Then usually by lunchtime they would all be sold. (Possibility) By now his restaurant ought to be full of people. (Possibility) What could have happened ? (Possibility) Nothing could be better ” (Possibility),Dis
8、covering useful structures,something terrible must have happened if .(Guessing) Ill help you lose weight. (Intention) He could not believe his eyes. (Ability) Perhaps he should go to the library and find out . (Duty),He had better do some research ! (Duty) Even though her customers might get thin af
9、ter eating Yong Huis food (Possibility) They would become tired very quickly (Intention) he could win his customers back (Ability ),1. SAM: How can I grow thinner, Mum? MUM: Well, you _ eat food with plenty of fibre that helps you digest better. And you _ stop drinking cola or eating sweet food. SAM
10、: Does it mean I _ eat my favourite fried chicken any more? MUM: Not exactly, if you love fried chicken, you _ give it up. Just eat it less often. You _ worry too much: a little fried chicken _ do you good!,have to,should,shouldnt,neednt,will,dont have to /neednt /shouldnt,Exercise 2,2. DOCTOR: You
11、are sick because youve eaten poisonous mushrooms. Where did you get them? LUCY: I picked them in the forest. I know we _ eat fresh vegetables. DOCTOR: Oh, but you _ eat them until youre sure they are not poisonous. LUCY: Thank you, doctor. Ill be more careful next time.,have to,mustnt,3. CHARLES: I
12、wish I could see things clearly in the dark. TOM: Eating carrots _ help you see better. You _ eat some every day.,ought to,should,Grammar,Modal verbs,情态动词(二),should 和ought to 都为“应该”的意思， 可用于各种人称。ought to 的语气 稍重一些。 他们想必已到那儿了。 They ought to be there by now. 他最好不要抽烟了。 He ought to stop smoking.,1. ought
13、to/should,should表示主语的义务或责任： You should take care of your sister 你应当去照顾你。 或指出一个正确、明智的动作： They shouldnt allow parking here; the street is too narrow 这儿不该允许停车; 马路太窄了。,should 和ought to后面跟动词不定式的 完成式, 其肯定句表示 “过去应该做而未做”, 其否定句则表示 “过去不该做但做了”。 You should/ought to have made the decision a week ago. I shouldnt
14、have made such a foolish mistake. 多数情况下, ought to 可与should互换使用。 ought to的反意疑问句用shouldnt替代。,注意,You ought to have helped him with his English, _ you ? A. wont you B. ought not you C. shouldnt you D. wouldnt you,C,三者均表示建议, 意为“应该”, “应当”或 “最好做”。三者的语气程度为渐强。 had better 指一般性的建议, 最弱。 should&ought to 含义相近, 常可
15、互换。 区别在于, ought to 常指特殊情况下的 “应当”。Should 则指一般情况。如：,had better, should & ought to,Shall 用于第一, 三人称的疑问句中, 表征求 意见或请求; 用于第二, 三人称的陈述句中,表命令,警告, 允诺, 威胁等; should 表劝告, 建议, 命令, 顺理成章的, 和ought to一样。 疑问句中常用should代替ought to。 ought to 表应该, 语气比should强。,shall, should &ought to,You ought to help him because he is in trouble now. (语气强, 有命令意味) You should have a rest after finishing your sports. (一般性建议) You ought to call the police when you find something wrong in your house. He should take care of the babies tonight.,have to 表示客观需要去做的事情, 意为“必须, 不得不” 。 I have to get the station early to catch the first
