复习学案-必修三 Unit 2 Healthy eating.doc

Unit 2 Healthy eating 单元要点预览（旨在让同学整体了解本单元要点） 词汇 部分 词语辨析1. diet / food 2. offer / provide / supply 3. strength / power / force 4. glare / stare / glance 词形变化 1. health healthy adj.健康的；有益健康的 healthily adv. 健康地 2. sugar n.糖 vt.在……中 加糖 sugary adj. 甜的，含糖的；甜言蜜语的 3. curiosity n. 好奇心 curious adj. 好奇的 curiously adv. 好奇地 4. weakness n.虚弱，衰弱， 软弱；弱点，缺点 weak adj.虚弱的；(能力等)差的；微弱的 weaken v.(使)变弱，(使)减弱 5. strength n. 力气；长处 strengthen vt. 加强； 巩固 strong adj. 强壮的；牢固的 6. digest vt.消化；吸收，领 悟 n.文摘 digestion n.消化(力) digestive adj.消化的，易消化的 7. benefit v. n. 有益于； 得益于；利益，好处 beneficial adj. 有益的 重点单词. limit vt.n. 限制；限定 4. benefit vt. 有益于；vi. 得益于(常与from, by连用) n. 利益，好处；津贴 5. combine vt.vi. (使)联合；结合 重点词组 1. 2. ought to aux. 应当；应该(没有人称和数的变化，后接动词原形) 3. lose weight体重减轻；减肥 4. get away with偷携某物潜逃；受到（较轻的惩罚）或逃避惩罚 5. tell a lie 说谎 6. earn one’ s living谋生 7. in debt 欠债 8. before long 不久以后 重点句Something terrible must have happened if Maochang was not coming to eat with his as he always did. 3. He couldn’ t have Yong Hui getting away with telling people lies. 重点语法 （见语法部分） 词语辨析 1. diet / food 【解释】 diet 【练习】We cannot survive without _______ and drink. 2). The doctor says I’ ve got to go on a _______. 3). The doctor put me on a low-salt _______ to reduce my blood pressure. Keys: 1). food 2). diet 3). diet 2. offer / provide / supply 【解释】 【练习】The project is designed to _______ young people _______work. 2). He _______ to lend me some books. 3). He _______ me 300 dollars _______ that television. 4). We ______ power to the three nearby towns. Keys: 1). provide; with 2). offered 3). offered; for 4). supply 3. strength / power / force 【解释】 长处权力暴力 【练习】strength，power，force的适当形式填空。 1). I will do everything in my _______ to help you. 2). We can use the _______ of the wind to make electricity. 3). He used all his _______ to lifted the heavy box. 4). The soldiers took the prisoners away by _______. Keys: 1). power 2). power 3). streng