【正文】 . （ 2） need to do sth. （ 3） need sb. to do sth. （ 4） need doing /need to be done need 作情態(tài)動(dòng)詞時(shí)，指“ 必須，必需，需要”無(wú)人稱(chēng)、數(shù)和時(shí)態(tài)的變化，只用于否定句和疑問(wèn)句中。否定形式為 needn’t，疑問(wèn)形式將 need 位于主語(yǔ)之前。其后接動(dòng)詞原形。 need 作名詞時(shí)，指“需要，必須，必需品”。 in need 指“有需要的”， There is need (for sb.)to do sth. needy 是形容詞，指“貧窮的，缺乏生活必需品的” 完成以下練習(xí)： The garden doesn’t need_______(water). Because it rained last night. watering Will we need______(show)our passport. to show There is no need for you ______(start) yet. to start 5 We should try our best to help the poor and ______(need). needy You needn’t________( hurry), there is enough time left. hurry They need something to eat,__________? don’t they 患難之交才是真朋友。 A friend in need is a friend indeed 2. You never exercise. exercise 作動(dòng)詞，指“鍛煉，運(yùn)動(dòng)；訓(xùn)練，練習(xí)” 我應(yīng)該多鍛煉。 I should exercise more 他在練習(xí)唱歌。 He is exercising himself in singing. exercise 作不可數(shù)名詞，指“鍛煉，運(yùn)動(dòng)” 他每天堅(jiān)持做運(yùn)動(dòng)。 He keeps on doing exercise. exercise 作可數(shù)名詞，指“體操，練習(xí)題” 我們每天做兩次眼保健操。 We do eye exercises twice a day. 有五條數(shù)學(xué)習(xí)題要做。 There are five math exercises to do. 3. I walk to my bowls many times a day. (1) walk to sp. “步行去某地”類(lèi)似結(jié)構(gòu)有： ride to sp./run to sp./drive to sp./fly to sp. (2) a day 指“每天” =per day 這時(shí)的 a 通常不用 every 與 one 替換 4. a healthy person 一個(gè)健康的人 healthy (adj.) “健康的” n. health , adv. healthily ,反義詞 unhealthy Exercise is good for your health. After 2 month’ exercise, he is much healthier than before. Eating healthily is very important. Now many teenagers have an unhealthy diet. 5. tired 疲勞的，累的； tiring 令人疲勞的 The work is very tiring. I feel tired of it. Because of taking the wrong medicine, he felt even more tired. 6. It is important for a dancer to be healthy. (1) It is +adj. +for sb to do sth. 做某事對(duì)某人來(lái)說(shuō)是?，在這種句型中，形容詞描述的是動(dòng)詞不定式的特征。 (2)It is + adj.+of sb to do sth. 某人做某事是?，在這種句型中，形容詞描述的是人的特征。 It is necessary for us to study puter. It is generous of him to give away all his money to the poor. 7. between meals 兩餐之間 between (prep)指“兩者之間”或“兩兩之間”，而 among 指三者或三者以上之間。如： This is a secret between you and me.（你我之間）。 Can you tell any differences between the four words? 6 Little Tom is standing among the crowd. 8. not? any more = no more 指“再也不，不再”，可指時(shí)間不再延續(xù)或程度，數(shù)量不再增加。 他不 再害怕 . He isn’t afraid any more. 嬰兒不再哭了 .The baby didn’t cry any more. not ? any longer = no longer 也指“不再”，通常指時(shí)間上不再延續(xù)。 他不再是個(gè)孩子了 He isn’t a child any longer. 9. on the Inter 在網(wǎng)上 on the Inter / telephone / radio / TV / mobile phone / page 35 / map. in the book / newspaper / magazine / dictionary / picture my diet and life stysle 改變我的飲食和生活方式 (1) change 作及物動(dòng)詞 change sth, change sth into sth, change sth for sth (2) change 作不及物動(dòng)詞 (3) change 作可數(shù)名詞指“變化” the change(s) in/to? (4) change 作不可數(shù)名詞指“零錢(qián)” 在這最近的幾年 中，我的家鄉(xiāng)發(fā)生了巨大的變化 a. My hometown has changed a lot in the past few years. b. There have been a lot of changes during the last few years. c. Great changes have taken place over the last few years. 11. a top student 尖子生 top 指“一流的，名列前茅的，最高級(jí)的，最優(yōu)秀的” 首席偵探 a top detective , 他名列前茅 He is top on the list. top 還可指“頂部，頂部的” , at the top of? 在山頂 at the top of the mountain 12. fish 作“魚(yú)肉”，為不可數(shù)名詞 你要再吃點(diǎn)兒魚(yú)嗎？ Would you like some more fish? fish 作“魚(yú)”時(shí)，單復(fù)數(shù)同形 這些魚(yú)是被活捉的 These fish were caught alive. fish 作“不同種類(lèi)的魚(yú)”時(shí)，復(fù)數(shù)形式為 fishes 它們是大小不同的魚(yú) They are fishes in different sizes. 13. How does it taste? 這個(gè)嘗起來(lái)怎么樣？ (1) taste 作系動(dòng)詞，后接 adj. 作表語(yǔ) The meat tastes bad (bad). (2) taste 作動(dòng)詞，指“嘗” 我嘗了魚(yú)干，發(fā)現(xiàn)很咸 I tasted the dried fish, and found it salty. (3) taste 作 “口味，味道” 四川火鍋味道很辣 Sichuan hotpot has a hot taste.. 14. how often “多久一次”詢(xún)問(wèn)動(dòng)作發(fā)生的頻率 7 how long “多久，多長(zhǎng)”詢(xún)問(wèn)時(shí)間有多長(zhǎng)，或物體的長(zhǎng)度 how far “多遠(yuǎn)”詢(xún)問(wèn)距離 how much “多少（錢(qián)）”詢(xún)問(wèn)價(jià)格 how soon “還有多久”詢(xún)問(wèn)動(dòng)作還有多久將會(huì)發(fā)生，主要用于將來(lái)時(shí)態(tài) how many times “多少次”詢(xún)問(wèn)動(dòng)作發(fā)生的次數(shù) How often do you write to your parents? Once a week. How soon will you e back? In three days. How far is your school from your home? Ten minutes’ walk. How long does it take him to finish homework? Half an hour. 15. give advice on exercise 提供有關(guān)鍛煉方面的建議 give (sb) advice on ? 對(duì)??提出建議 My mother often gives me advice on my studies.(對(duì)我的 學(xué)習(xí)提出建議 ) advice 為不可數(shù)名詞， 一條建議應(yīng)為 “a piece of advice ” 一些建議為 “some advice” advise 為動(dòng)詞 建議某人做某事 advise sb to do sth 16. not ? at all (1) 一點(diǎn)也不， 根本不 我一點(diǎn)也不喜歡 I don’t like it at all. (2) 不用謝，哪兒的話(huà) “Thanks very much for your help.” “.Not at all”. 17. less than 不到，少于； more than 超過(guò)，多于 less ＋ [U]＋ than? /fewer＋ [C]＋ than? 比??少 more + [U] / [C] + than ? 比??多 我每天花在英語(yǔ)上的時(shí)間不到兩小時(shí) I spend less than two hours on English every day. 我一周去游泳三次以上 I go to swim more than three times a week. 我的錢(qián)比你少 / 多 I have less/more money than you. 他摘的蘋(píng)果比我少 / 多 He picked fewer/more apples than I. 18. Good luck with your new diet. good luck with sth 祝你工作順利 Good luck with your work. 祝你考出好成績(jī) Good luck with your exam. good luck to sb 祝你好運(yùn) （ 1） Good luck to you.（ 2） I wish you good luck. luck 為不可數(shù)名詞 adj. lucky adv. luckily What an unlucky girls she is. She lost her both hands in the accident. Luckily, Jim got the last ticket. 20. Design a diet for yourself. fo