高中英语必修三导学案BOOK3UNIT2.docx

高三复习 必修三Unit 2 Healthy eating【学习目标把握重点词组和特别句型的用法【学习重点工提高同学对词汇的应用力量【学习难点总结重点词组【教学过程】：I、联想记忆1. diet n.日常饮食-go/be on a diet 节食-a balanced diet 平衡的饮食2. ought to 应当 fought to have done 应做而未做 f ought not to have done 不应 做而做了3. lose weight 减肥 f put on weight 变胖 f overweight adj.超重的4. benefit vt. & vi. f benefit from 从受益 f be of benefit 有益的5. tell a lie 说谎 f tell the truth 说实话6. strength n.强项，特长 一 weakness n.弱点7. glare at怒目而视 f stare at盯着看 f glance at瞥一眼II、构词记忆1. curiosity n.奇怪？心 一 curious adj.奇怪？的2. strength n.强项；特长 一strong adj.强大的3. limit vt. f limited adj.有限的4. benefit n. 利益 beneficial adj. 有益的IIL核心单词与短语1、balance n.均衡，平衡；天平，秤；vt.使保持平衡；权衡；使相等，相抵keep one' s balance保持平衡；保持冷静lose one' s balance失去平衡；慌乱(catch/throw sb.) off balance (使)失去平衡 on balance 总的说来balanced adj.平稳的；安定的；和谐的(1) I found it hard to on the icy path.我发觉很难在这结冰的小路上保 持平衡。(2) He and fell off his bi cycle,他失去了平衡从自行车上摔了下 来。2、diet n.日常饮食；日常食物；节食；vt.进规定饮食；节食a balanced diet均衡 的饮食be/go on a diet节食，掌握饮食diet sb. =put sb. on a diet限制某人的饮食(1) The doctor told me that I' d got to .医生告知我必需节 食。Mother a very strict diet.妈妈严格限制我的饮食。 is very important for our health.均衡的饮食对我们的健康 很重要。(2)一Would you like some chocolate?I' d like some, but I' m.A. on diet B. in a diet C. on a diet D. in diet【易混辨析】diet, fooddiet指日常饮食，特定饮食，尤其是维持健康的定质定量的养分饮食。food是食物的总称，指可以充饥的有养分的东西，常用作不行数名词，但表示食物的种类 时是可数名词。用diet, food填空：(1) cures more than the doctor.(2)The that you bought in supermarkets is high in sugar, fat and salt.(3)Proper and exercise are both important for health.3、curiosity n.奇怪?心；求知欲 curious adj.奇怪?？的；感爱好的out of curiosity 出于奇怪？with/in curiosity 奇怪？地satisfy one' s curiosity满意某人的奇怪？?？心be curious about 对感到奇怪？?？be curious to do.奇怪？?/想知道；奇怪?地做某事(1)用curiosity的相关短语及其适当形式填空 The boy decided to try a cigarette . The girl looked at the stranger . The child everything he saw.(2)If you are about Australian cities, just read the book written by Dr.Johnson.A. interestedB. anxious C. upset D. curious4、benefit v.有益于；有助于(be useful to)；受益；n.优势(advantage)；好处；成效benefit from 从中受益 get benefit from从中受益be of (great) benefit to (=be beneficial to)大有裨益,对有好处for the benefit of sb. ( = for sb. ， s benefit) 为了的禾!J益beneficial adj.有利的；有裨益的;受益的 be beneficial to对有益学情诊断用benefit的适当形式填空 For the of them, I' 11 go over the plan. Many panies have from the policy. Fresh air is to our health.(2)Do you think camping and climbing are of much to our health?A. benefitB. beneficialC. benefits D. benefiting5、get away with被放过；(做坏事)不受惩处；携带跑掉get away from离开；脱身；逃离 get over克服；解决；从中恢复get sth. across (to sb.)把讲清晰；使被理解；传达get (sb. ) around/round说服;哄骗(某人)；流传，传开用适当的介、副词填空 Don' t try to cheat the taxman； you' 11 never get away it. I won' t be able to get away the office before 7. He' s not very good at getting his ideas . Bill knows exactly how to get his mother.(2)The child should be punished. You shouldn' t let him telling lies.A. keep away fromB. keep away with C. get away fromD. get away with6、in debt 欠债be heavily/ deeply in debt 债台高筑 go/ get /run /slip into debt 陷入债务之 中pay off one' s debts 偿清债务 be/stay out of debt 不负债 run up debts 积欠 债务用适当的介、副词填空(1)He was still $6, 000 debt.(2)Their club was badly managed and soon got debt.(3)He now has enough money to pay his father, s debts.It' s hard to stay out debt if you live on your salary.7、cut down （on）缩小；缩减（尺寸、数量等）（reduce）cut back （on）（尤因资金缺乏）削减；削减 cut across/through抄近路穿过cut in （on）插嘴；打断 cut off切（砍）掉；切断；阻断 cut up切碎；割伤； 使难过用适当的介、副词填空 My doctor has told me to cut on fat. Many departments are cutting on staff at the moment. e on, if we cut the field we' 11 get there before Frank. She kept cutting on our conversation. The electricity pany are threatening to cut us .8、before long不久以后，很快 long ago/before很久以前It won' t be. . . before.用不了多长时间就会（before从句用一般现在时）It will be. . . before.得过多长时间才（before从句用一般现在时）It wasn? t. . . before.没过多长时间就（before从句用一般过去时）It was. before.过了多长时间才（before从句用一般过去时）（1）我们不久就意识到丹走了。Before long （=Soon / /By and by） we realized Dan had left.It wasn, t long before we realized Dan had left.（2） It won' t be long before we take the final exam. That is to say, we' 11 take the exam .A. long ago B. long before C. more or less D. before longIV重点句型:have sb. /sth. doing sth.使某人做,使某物正处于与can' t, won' t连用，且主语为第一人称时，表示“不容许，不许可。have +宾语+ to do （ have的意思是“有）"1叫人做某事2遭受某中不幸的）事情3表示“把做完，主语也可自己参与完成用所给动词的适当形式填空 The Smiths had everything in their house （steal）. They had the machine (run) the whole night.(3) We will have the gardener (plant) more flowers and trees. I have a lot to (plete) in the ing weekend, so I can' t spare any time to have a rest.I can' t have you (speak) to your mother in a rude manner. You must apologize to her immediately.(2)一Did Peter fix the puter himself?SS一He , because he doesn, t know much about puters.A. has it fixed B. had fixed it C. had it fixed D. fixed itV、单元语法：情态动词(2)用适当的情态动词填空：(1) You ought to have helped him with his English, you?(2) 一we start early? 一Let' s not start too early.(3) You not refer to your notes in the test according to the rule.(4) 一Need I finish the work today? 一Yes, . /No, .(5) 一Must we do it now?一No, you.