高中英语必修三第二单元知识点详解.pdf
Unit 2 Healthy eatingUnit 2 Healthy eating 知识点归纳知识点归纳1.1.dietdiet 日常饮食日常饮食 go on a diet=be on a diet 节食 a balanced diet 平衡饮食 diet 既可指习惯上吃的食物，又可指规定的食物。特指维持健康的食物。food 是一般用语，指进入身体供人或动物生长的食物。强调种类时为复数名词。2.provide sb.with sth.=provide sth.for sb.2.provide sb.with sth.=provide sth.for sb.supply sb.with sth.=supply sth.to sb.supply sb.with sth.=supply sth.to sb.offer sb.sth /offer to do sth.offer sb.sth /offer to do sth.3.3.energyenergy 原是物理学上的术语“能量”,用于人时则指“精力,活力，能量”powerpower(身体上,精神上，自然的)能力,体力,智力，力量strengthstrength 人的或者物体内在的或者固有的 力量forceforce 主要指做某事而使用的外力，或者武力，部队，兵力。4.frustrated4.frustrated 修饰人或者人的声音，表情修饰人或者人的声音，表情 frustrating frustrating 令人沮丧的令人沮丧的be frustrated with对.感到沮丧5.5.ought toought to（1）表示责任，义务 He ought to look after his sister.（2）表示建议或劝告 You ought to study hard.你应该努力学习。（3）ought to 的否定形式 ought not to（4）ought to have done=should have done过去应该做而未做 of of（1）想起；记起Sorry,I didnt think of your name just now.（2）考虑 We should think of the matter carefully.（3）为着想 Chen Guangbiao is always thinking of the poor people in thepoor areas.（4）想；打算 I am thinking of giving up smoking.think about想；考虑 think much of 对评价很高 think highly/well of 高度评价think out 想出think badly/little of认为不好 think over 仔细考虑7.7.情态动词情态动词must,may,might,should 用于肯定猜测；can/could 用于否定和疑问猜测。（1）表示对现在情况的猜测，用“情态动词+动词原形”He must be in the classroom.他一定在教室。（2）表示对过去情况的猜测，用“情态动词+have+过去分词”The ground is wet,it might have rained last night.地是湿的，昨晚可能下雨了。（3）can/could用于疑问句表示“可能吗”；用于否定句表示“不可能”。-It cant be him.He has gone to Xian.不可能是他，他去西安了。8 8、be tired of 对厌倦；厌烦be tired of 对厌倦；厌烦 be tired of 对厌倦；厌烦 be tired from/with 由于而疲惫特别提示：tired of 为形容词短语，在句中作状语。形容词作状语时，多放在句首或句末。在句中作原因状语、条件状语或伴随状语。9.9.lose weight lose weight 减肥减肥 put on weight put on weight 增肥；长胖增肥；长胖10 have sb.do sth.10 have sb.do sth.让某人做某事让某人做某事have sb./sth.doinghave sb./sth.doing让某人做某事；让某情况发生让某人做某事；让某情况发生have sb./sth.donehave sb./sth.done使某事被做使某事被做11.11.get away withget away with 不受惩罚；被放过不受惩罚；被放过 get across 使了解 get around/round/about到处走动 getdown to 着手，开始get down 下来；使沮丧 get over 恢复 get through完成get away from 摆脱 get along with 与相处 get out of 从中出来12.tell a lie/lies to do something12.tell a lie/lies to do something 为了做而撒谎为了做而撒谎 tell a lie/lies with sb.=lie to sb.tell a lie/lies with sb.=lie to sb.对某人撒谎对某人撒谎13.lie-lay-lain-lying13.lie-lay-lain-lying躺，位于躺，位于lie-lied-lied-lyinglie-lied-lied-lying撒谎撒谎lay-laid-laid-layinglay-laid-laid-laying放置，下蛋放置，下蛋14.too muchtoo much后接不可数名词；位于动词后，修饰不及物动词后接不可数名词；位于动词后，修饰不及物动词much toomuch too修饰形容词或副词修饰形容词或副词1515、earn ones living 谋生earn ones living 谋生=make a living=make a living16.although/though/as/while/no matter/_ever16.although/though/as/while/no matter/_ever 引导让步状语从句，要正确引导让步状语从句，要正确区分主句，从句之间的逻辑关系。区分主句，从句之间的逻辑关系。17.cusrom17.cusrom风俗，习惯风俗，习惯 customer customer顾客，消费者顾客，消费者1818、in debtin debt 欠债欠债be out of debt 不欠债 get into debt=run into debt=fall into debt 负债 inones debt 欠某人情19.consult sb./sth.19.consult sb./sth.查阅某事物查阅某事物/请教某人请教某人 consult sb.about sth.就某事咨询某人 consult with sb.与某人交换意见，商谈20.be willing to do20.be willing to do愿意做某事愿意做某事 be unwilling to do be unwilling to do 不愿做某事不愿做某事 vi.vi.怒视；发耀眼的光怒视；发耀眼的光glare 指由于羡慕、恐惧、惊讶而用恐吓、凶狠或愤怒的眼光看。gaze 指由于惊讶、好奇、喜悦、同情或感兴趣而目不转睛的看。stare 指固定的凝视，暗示好奇、勇敢、无礼貌或愚蠢。glance“一瞥”2222、spy onspy on 暗中监视暗中监视spy into 探听 spy out 觉察；发现 spy out the land 了解情况；估计形势23.23.benefit benefit（1）vt.对有利 The fresh air here will bebefit you.（2）vi.受益；得到好处 benefit from/by You will benefit from the freshair here.2424、cut down cut down（1）削减；减少 You should cut down your smoking.你应该减少吸烟。（2）砍倒 Only a few trees can be cut down for firewood.cut across 走捷径 cut at 向砍去 cut in 插嘴；干预cut off 切断；挡住 cut out 删掉；切除 cut up 切碎；使难过2525、before longbefore long 不久以后不久以后,用于一般将来时态。用于一般将来时态。long beforelong before 表示“很久以前”，用于过去时态。表示“很久以前”，用于过去时态。2626、put on put on（1）穿上；戴上Put on your coat,its cold outside.（2）上演；表演；展出 They put on a new play last week.（3）假装 He put on a smile when he saw me.put aside 放到一边；存储 put away 收起来；存储 put back放回原处；拨慢put down 放下；写下来 put forward 提出；推荐 put off推迟；让下车 put out 扑灭；生产；发表 put up 举手；搭建；张贴 put up with忍受；容忍27.the+27.the+序数词序数词表示第几个表示第几个 a+a+序数词序数词表示再一个，又一个表示再一个，又一个28.to28.to 做介词的固定搭配：做介词的固定搭配：be/get/become used to 习惯于 be given to 喜欢；癖好 be related to与有关系be addicted to 沉溺于 be opposed to反对 devote oneself to献身于be admitted to 被录取；准进入 be attached to附属于 adjust to适应be known to为所知 be connected to连在一起compare to把比作access to 接近(某地的)方法 according to 根据 contribute to为作贡献get down to 着手做 lead to着手做 object to /be opposed to反对put ones mind to 全神贯注于next to 的旁边 due to 由于；归因于thanks to 多亏了；由于 owing to 由于；因 be familiar to 为熟悉
