必修三unit2单词详解ppt.ppt

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1、Words and expressionWords and expression请大声记诵导学案预习案单词请大声记诵导学案预习案单词Unit one Unit one 学习目标：学习目标：知识与技能知识与技能：陈述性知识目标：陈述性知识目标：1.1.掌握本单元单词的形和意掌握本单元单词的形和意 程序性知识目标：程序性知识目标：2.2.掌握记单词的方法掌握记单词的方法过程与方法：根据词缀等记单词过程与方法：根据词缀等记单词情感态度价值观情感态度价值观：培养对单词的兴趣与爱好。培养对单词的兴趣与爱好。n.:diet diet nut nut muscle muscle bean bean cucu

2、mber cucumber eggplant eggplant pepper pepper mushroom mushroom peach peach lemon lemon balance balance barbecue barbecue mutton mutton roast roast bacon bacon cola cola sign sign curiosity curiosity hostess hostess vinegar vinegar lie lie customer customer discount discount weakness weakness streng

3、th strength fibre fibre digest digest carrot carrot obesity obesity vitamin vitamin protein protein debt debt glare glare spy spy limit limit benefit benefit breast breast garlic sigh cooperation ingredient flavour garlic sigh cooperation ingredient flavour v.:v.:diet diet balance balance roast roas

4、t stir stir fry fry lie lie consult consult digest glare spy limit benefit sigh combine digest glare spy limit benefit sigh combine adj.:roast sugary slim raw poisonous limited adj.:roast sugary slim raw poisonous limited phrases:phrases:ought to lose weight ought to lose weight get away with tell a

5、 lie get away with tell a lie win.back earn ones living win.back earn ones living in debt cut down in debt cut down before long put on weightbefore long put on weight1_(vt.&vi.)油煎；油炸_(adj.)油煎的；油炸的2hostess(n.)女主人；女主持人_(adj.)男主人；男主持人；(v.)主持3_(n.)好奇心_(adj.)好奇的 _(adv.)好奇地4_(n.)缺点；弱点_(adj.)虚弱的 _(v.)削弱5_(

6、n.)强项；长处；力量_(v.)加强 strong(adj.)强壮的；强健的6_(n)平衡，天平adj_ 7 _ adj有毒的n_ 7_nv限制 adj_ 9_ 受益adj_-10_ 10_ 保护的v_n_ 11_咨询，请教n_ _ adj_fryfriedhostcuriositycuriouscuriouslyweaknessweakweakenstrengthstrengthenblanceblanceblancedblancedpoisonouspoisonouspoisonpoisonlimitlimitlimitedlimitedbenefitbenefitbeneficialbe

7、neficialprotectiveprotectiveprotectprotectprotectioprotection nconsultconsultconsultantconsultantconsultantiveconsultantive自主学习（自主学习（1010分钟）分钟）任务：独立完成探究案独立完成探究案:amaze,in search of,select,survive,doubt,worth,value要求：要求：1.独立完成探究学案独立完成探究学案2.静心、动脑，深入静心、动脑，深入思考。思考。3.不懂的要用不懂的要用红笔画红笔画出来，出来，以便讨论时重以便讨论时重点突破。

8、点突破。任务：独立完成探究案独立完成探究案:diet,blance,ought diet,blance,ought to,get away to,get away with,debt,with,debt,limit,limit,combine,cut down,combine,cut down,before long,before long,benefitbenefit要求：要求：1.独立完成探究学案独立完成探究学案2.静心、动脑，深入静心、动脑，深入思考。思考。3.不懂的要用不懂的要用红笔画红笔画出来，出来，以便讨论时重以便讨论时重点突破。点突破。8分钟分钟内容内容：1 1、合作学习其他探究

9、点、合作学习其他探究点2 2、合作整理出组内统一的答案。、合作整理出组内统一的答案。3 3整理归纳出本组的困惑。整理归纳出本组的困惑。要求：要求：1、组组长长负负责责协协调调好好分分层层讨讨论论，先先一一对对一一讨讨论论(4分分钟钟），然然后后组组内内共共同同讨讨论论，纠纠正正好好答答案案。（4分分钟）要求每个人都有事干钟）要求每个人都有事干2、组组长长宏宏观观调调控控，负负责责做做好好讨讨论论结结果果的的反反馈馈；并并做好展示、点拨的准备做好展示、点拨的准备。1.diet1.diet a)n.(1)C&U 日常饮食；日常食物 a healthy diet 健康饮食 a balanced di

10、et 均衡的饮食 be on a diet/go on a diet 控制饮食，减肥，节食。Proper diet and exercise are both important for health.适当的饮食和运动对身体健康都很重要。Many children are so fat that they are encourged to go on a diet.许多孩子都非常胖以至于大家都鼓励他们节食。探究点一探究点一2 2balancebalance vt 平衡，权衡U，sing.均衡；平衡；均势U 平衡能力keep ones balancekeep ones balance 保持平衡

11、lose ones balancelose ones balance 失去平衡Income and expenses are balanced.Income and expenses are balanced.收支平衡收支平衡。The match was finely balanced.The match was finely balanced.比赛最终平了。比赛最终平了。Try to keep Try to keep balancebalance between work and relaxation.between work and relaxation.尽量保持工作和休息平衡。尽量保持工

12、作和休息平衡。You You have have to to balancebalance the the advantages advantages of of living living in in a a big big city city against against the the disadvantages.disadvantages.你你必必须须权权衡衡住住在在大大城市的利与弊。城市的利与弊。He lost his balance and fell.He lost his balance and fell.3 3 ought ought to to 应应该该，应应当当 否否定定

13、 oughtnt oughtnt to to 同同义义词词 should,ought should,ought to to have have done done 本应当做而未做本应当做而未做If he started at nine,he ought to be here now.如果他九点出发现在应该到这里了。He ought to have handed in his homework on time.他本应该按时交作业。4 4get away withget away with(1)(1)偷携某物潜逃；偷走偷携某物潜逃；偷走The thieves The thieves got awa

14、y withgot away with the contents of the safe.the contents of the safe.那些贼偷走了保险箱内的东西。那些贼偷走了保险箱内的东西。(2)(2)受到从轻发落受到从轻发落(轻微惩处轻微惩处)He was lucky to He was lucky to get away withget away with only a fine.only a fine.他算是万幸，只被罚款了事。他算是万幸，只被罚款了事。(3)(3)做做(坏事坏事)而未受惩罚而未受惩罚Those who lie and cheat will never Those

15、who lie and cheat will never get away withget away with it.it.那些撒谎和欺骗别人的人决不会逃得过惩罚。那些撒谎和欺骗别人的人决不会逃得过惩罚。归纳拓展归纳拓展get away(from)(从)脱离；逃脱()get along/on with 与相处get down to(doing)sth.开始认真地做某事get in touch with 与取得联系get over 克服(困难)；从中恢复过来get sb.down 使(某人)沮丧或情绪低落get through 完成；接通电话；通过5debt n 债，债务。be in debt

16、欠债 be/get out of debt还请债务 负债，get/run/fall into debt 陷入债务危机翻译：I am heavily in debt at the moment but hope to be out of debt when I get paid.我那时欠了很多债，但是希望在我有了收入之后能还清债务。Im heavily _ debt_my friends at the moment,but hope to be _ debt when I get paid.A.A.on;in;got out of B.B.on;to;out of C C.in;in;got o

17、ut of D D.in;to;out of6 limit vt 限制限定 adi limited 有限的 n limitation limit.to.把.限制到.范围翻译：1）My mother limits us to one cake each day.母亲限我一天只吃一块蛋糕。2)The amount of money you have to spend will limit your choice.花钱的多少将限定你的选择。3)There is a limit to what I can do for you我能为你做的很有限。7combine使联合，使结合 combine.with

18、.把和结合到一起 The new teaching method combines education with pleasure.新的教法将寓教于乐。理论应该与实践相结合。Theory should be combined with practice.8cut down 词义：削减，删节cut through 穿过，抄近路 cut off 切断，停掉，隔绝 cut up 切碎 cut in 插嘴 cut away 切除，减掉 cut out 删除，不再起作用He was in hospital for six months.He felt as if he was _ from the ou

19、tside world.A.cut out B.cut off C.cut down D.cut through9.beforelong 不久以后 long before 很久以前 翻译：1）This all happened long before you were born.这件事发生在你出生之前。2)It looks like it is going to rain before long.看上去要下雨 3)It wont be long before we meet again我们不久就会见面。10.benefit n利益，好处v有益于，受益 adj benificalbenefit

20、from/by 从.中受益 benefit sb 受益于某人 be beneficial to 对.有益的 for the benefit of 为了的利益A good diet is beneficial to health.好的饮食对健康有益。适当的锻炼对你有好处。（三种）Proper exercise is benefical to you.Proper exercise benefits you.Youll benefit from the proper exercises.训练案训练案1 limited 2combine 3 balance 4 consult 5 strength

21、6 diet 7 benefit 8 raw 9 slim 10 curiosity1 lose weight 2 get away with 3 cut down 4 before long5 in debt 6 tell lies 7 are tired of 8 earns his living 9 benefit from 10 spying on1 We received his letter before long.1 We received his letter before long.2 you ought to help him because he was in troub

22、le.2 you ought to help him because he was in trouble.3 Im tired of the tiring speech and begin to read novel.3 Im tired of the tiring speech and begin to read novel.4 Its wrong of you to tell lies to the teacher.4 Its wrong of you to tell lies to the teacher.5 He earned his living by selling newspap

23、aer.5 He earned his living by selling newspapaer.6 He was in debt last yearand now he has paid off all the debt.6 He was in debt last yearand now he has paid off all the debt.7 we can benefit from the fresh air.7 we can benefit from the fresh air.8 did you consult the lawyer about this thing.8 did you consult the lawyer about this thing.9Jenne is going o a diet,and she is losing weight.9Jenne is going o a diet,and she is losing weight.