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 / force4. glare / stare / glance 词形变化1. health n. 健康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 1. balance n. 天平，平衡；余额，余数 v. 平衡；权衡 2. curiosity n. 好奇心3. 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. be tired of 对……厌烦了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 不久以后重点句子1. Nothing could be better. 2. 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1．情态动词的完成式的用法 2．双重性情态动词的用法（见语法部分）语言要点（模块）Ⅰ.词语辨析 (旨在提供完形填空所需材料) 1. diet / food 【解释】diet 指通常吃的食物，尤指规定的食谱[如治疗疾病或减轻体重的食物]，还可作动词“节食”。常用搭配：be/get/go on a diet 进行节食 put sb. on a diet 限制某人的饮食food 指人或动物所需的食物；或植物所需的养料。【练习】根据句子意思用 diet，food 的适当形式填空。1). We cannot surv...
