2019版高考英语一轮复习 第一编 教材回眸 Unit 2 Healthy eating讲义 新人教版必修3.doc

1、【 精品教育资源文库 】 Unit 2 Healthy eating 【题目优选】 目前，食品安全问题引起了人们的广泛关注。一些生产厂商为了降低成本追求利润，削减了必要的安全措施，致使一些劣质或有害食品流入市场，对人们的健康产生了极大的危害。请你就此事给一家英文报刊写封信，谈谈个人看法并呼吁整个社会关注此事。 参考词汇：利润 profit；安全措施 safety measures 【经典范文】 Dear Sir， Im writing to talk about the problems of food safety nowadays. To reduce the cost and make

2、 more profits, some food companies dont take necessary safety measures to guarantee the food quality. As a result, more and more low quality food flows into the market, doing a lot of harm to consumers health. In my opinion, food is essential to human beings. We can not live without proper food. If

3、no notice were taken of food safety, the health of the whole nation would suffer. So I call on the whole society to take action and put an end to the low quality food. Only in this way can we live a healthier life. Yours truly， Li Hua 【名师点拨】 本文要点齐全，结构合理，词汇丰富，过渡自然。第一段提出问题、分析原因，第二段提出了应对食品安全问题的建议。分析原因时

4、，作者运用了动词不定式短语作目的状语， take necessary safety measures, guarantee the food quality 等高级词汇；在造成的后果方面，作者使用了 as a result 衔接，同时使用了现在分词短语作结果状语及 do a lot of harm to 等短语；在提出建议的描述中作者运用了条件状语从句、倒装句等复杂句式及 in my opinion, be essential to, not . without, take notice of, call on, take action, put an end to 等高级词汇，增强了表达效果

5、，较好地完成了写作任务。 1核心单词 (1)diet (n.) 日常饮食 (vi.) 节食 (2)balance (vt.) 平衡；权衡 (n.) 天平；平衡 balanced (adj.) 均衡的 (3)fry (vt. nor 联想积累 表示最高级意义的几种特殊结构 否定词比较级 “ 没有比 ? 更 ? ；没有像 ? 一样 ?” ，常用的否定词有 no, not, never, nothing, nobody, hardly 等 【 精品教育资源文库 】 比较级 than? any other单数名词all the other复数名词anyone elseany of the other

6、复数名词the rest of复数名词或不可数名词can/could never/not be? 形容词 /副词 enoughtoo形容词 /副词 单词点津 balance vt. 平衡 ；权衡 n. 天平；平衡 教材原句 What will happen to you if you dont eat a balanced diet? 假如你的饮食不均衡会怎样呢？ (1)keep the balance of nature 保持生态平衡 keep ones balance 保持平衡 lose ones balance 失去平衡 (2)balance sth.against 权衡；斟酌；比较 (

7、3)balanced adj.均衡的；客观公正的 【即景活用】 (1)单句语法填空 Youd better have a _(balance) diet for the benefit of your health. Youd better balance the advantages of living in the city _ the disadvantages. 答案： balanced against (2)完成句子 When he was running after his brother, the boy _and had a bad fall. 男孩在追赶他哥哥的时候失去了平衡

8、，狠狠地摔了一跤。 You are working too hard. Youd better_ between work and rest. 你工作太勤奋，你最好平衡一下工作与休息。 答案： lost his balance keep the balance strength n. C长处；强项 U力量；体力 教材原句 The strength of the diet in Wang Pengs restaurant was that it provided plenty of energygiving food. 王鹏的餐馆里的膳食的优点是提供含有足够热量的食物。 (1)build up

9、ones strength 增强体力 【 精品教育资源文库 】 strengths and weaknesses 优点和缺点 The strength of . is that . ? 的优点是 ? (2)strengthen vt. & vi. 加强 【即景活用】 (1)单句语法填空 As we all know, no one is perfect, and everyone has his own _(strength) and weaknesses. 答案： strengths (2)完成句子 He has been doing morning exercises to _ . 他一

10、直进行晨练以增强体力。 _his diet is that it contains plenty of vitamin and fibre. 他的饮食的优势在于它富含维生素和纤维。 答案： build up his strength The strength of lie vi. 说谎；躺下；位于 n. 谎言；谎话 教材原句 He could not have Yong Hui getting away with telling people lies! 他可不能让雍慧哄骗人们后跑掉。 (1)tell a lie tell lies 撒谎；说谎话 a big lie 弥天大谎 a white

11、lie 善意的谎言 (2)lie to sb.对某人撒谎 (3)lie in 位于；在于 【特别提醒】 【即景活用】 (1)单句语法填空 I almost blew my top when I found out that she _(lie) to me. On his way to the city, he found a poor traveler _(lie) on the road. _(lie) cant cover up facts. She felt tired, so she went and _(lie) down for a while. 答案： lied lying L

12、ies lay 【 精品教育资源文库 】 (2)单句改错 Dont laid the glass on the corner of the table. _ 答案： laidlay benefit n. 利益；好处 vt. & vi. 有益于；有助于；受益 教材原句 I dont want to upset you, but I found your menu so limited that I stopped worrying and started advertising the benefits of my food. 我并不想让你心烦，不过我发现你菜谱上的菜太少了，所以我也就不着急了

13、，我也开始宣传我餐馆的食物的好处。 (1)benefit from/by . 从 ? 中受益；得益于 ? (2)for the benefit of 为了 ? 的利益 (3)beneficial adj. 有益的 ；有利的 be beneficial to . ( be of benefit to) 对 ? 有益 【即景活用】 (1)单句语法填空 Im sure everyone will benefit a lot _this activity. This is an agreement that is greatly _(benefit) to both parties. 答案： from

14、 beneficial (2)单句改错 The rain was of great beneficial to the plants. _ 答案： beneficialbenefit (3)完成句子 China has been pushing the reform of public hospitals _all her citizens. 为了所有公民的利益，中国一直在推进公立医院的改革。 答案： for the benefit of limit vt. 限制；限定 n. 界限；限度 教材原句 I dont want to upset you, but I found your menu

15、so limited that I stopped worrying and started advertising the benefits of my food. 我并不想让你心烦，不过我发现你菜谱上的菜太少了，所以我也就不着急了，我也开始宣传我餐馆的食物的好处。 (1)limit . to . 把 ? 限制在 ? 内 (2)to the limit 最 大限度地 within limits 在合理限度内 set a limit for sth.给某事设定限度 There is a/no limit to . 对 ? 是有限度的 /无限度的 【 精品教育资源文库 】 (3)limited

16、 adj. 有限的 【即景活用】 (1)单句语法填空 There is, however, a limit _my generosity. The major challenge of this century is to find ways to meet the needs of a growing population _ the limits of this single planet. Time is _(limit), so you must finish it in 30 minutes. 答案： to within limited (2)单句改错 There is a limi

17、t to ones life, but no limit to serve the people. _ 答案： serveserving combine vt. & vi.(使 )联合； (使 )结合 教材原句 Perhaps we ought to combine our ideas and provide a balanced menu with food full of energy and fibre. 也许我们应该把我们的想法结合起来，做出一份富有热量和纤维的均衡食谱。 combine A with B 把 A 和 B 结合起来 combination n. 结合；联合 a comb

18、ination of . ? 的结合 /联合 in combination with . 与 ? 结合 /联合 【即景活用】 完成句子 It is important that we _theory with practice. 我们把理论和实践结合起来是重要的。 The firm is working on a new product _several overseas partners. 这家公司与几个海外合伙人在联合开发一种新产品。 答案： combine in combination with 短语点拨 get away with 受到从轻发落； (做坏事 )不受惩罚 教材原句 He

19、could not have Yong Hui getting away with telling people lies! 他可不能让雍慧哄骗人们后跑掉！ get away ?from? ?从 ? ?脱离；逃脱 ? ?get along/on with 与 ? 相处融洽；进展get down to doing sth. 开始认真地做某事get over 克服 ?困难 ?；从 ? 中恢复过来get through ?工作 ?完成；接通电话；通过【即景活用】 完成句子 【 精品教育资源文库 】 If you cheat in the exam, youll never _it. 如果你考试作弊的话，就一定会被惩罚。 Every now and again I like to spend a few days in the countr