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人教新课标必修三 Unit2 healthy eating period 2 学案设计

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                      Unit 2 Healthy eating
                      Period 2 知识讲练课

                                  学习目标
    单词:strength;balance;consult;glare;limit;benefit
    短语:cut down;be tired of;get away with
                                  课堂探究
    一、词汇精粹
    学习建议:根据所列例句,理解并尝试总结下列词汇的用法。
    1.balance n.[C]天平;秤[U]平衡;权衡 vt.平衡;权衡
    【教材原句】 What will happen to you if you don’t eat a balanced diet?
    如果你不能均衡饮食的话,你会怎样呢?
    【观察思考】
    (1)It is difficult to keep one’s balance on an icy pavement.
    人行道上结了冰,要想不摔倒可不容易。
    (2)He balanced the advantages against the disadvantages.他权衡了利弊。
           (1)balance 组成的短语有    
(2)balance A against B     
    2.strength n.强项;长处;力量 strengthen vt.加强(派生词)
    【教材原句】       The strength of the diet in Wang Peng’s restaurant was that it provided 
enough energy-giving food.王鹏餐馆的饮食的优势在于它提供含有足够能量的食物。
    【观察思考】(1)The      strength of the diet in Wang Peng’s restaurant was that it provided 
much energy.王鹏餐馆的饮食的优势是它能提供很多能量。
    (2)The soldiers strengthened their defenses.
    士兵们加强了他们的防御工事。
    【辨析】区别      force,power,energy,strength
    3.consult vt.咨询;请教;商量
    【教材原句】 However,as she was so afraid of being laughed at by her friends,she did not 
consult a doctor...然而,因为她担心被朋友们嘲笑,所以她没有咨询医生……
    【观察思考】
    (1)If symptoms persist,consult a doctor without delay. 如果症状持续,立即就医。
    (2)The president consulted with (与……商议)European leaders before taking action.
    总统在决策之前与欧洲领导人做了商讨。
    (3)Has Tom consulted a map?汤姆查看地图了吗?
           consult 的基本结构有哪些?
    4.glare vi.怒目而视(+at);闪耀 n.[C]怒视;炫目的光
    【教材原句】 She did not look happy but glared at him.她(雍慧)瞪着他,看上去不高兴。
    【观察思考】
    (1)The men who were fighting glared     (介词)each other.打架的人怒视着对方。 
    (2)He gave me an angry glare.他愤怒地瞪了我一眼。
    【辨析】区别      look at,glare at,stare at 与 glance at 
    (1)The pupils are all looking at the chart on the wall.学生都瞧着墙上的挂图。
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    (2)Don’t glare at me like that;you deserve the scolding.不要那么瞪着我,你本该受到训斥的。

    (3)She raised her eyes and stared at me.她抬起眼来盯着我。
    (4)I glanced quickly at her.我很快地看了她一眼。
    5.limit n.[C]界限;限度 vt.限制;限定
    【教材原句】       ... I found your menu so limited that I stopped worrying and started 
advertising the benefits of my food.
    ……我发现你的菜谱上的菜太少了,所以我也不着急了,我也开始宣传我餐馆的食物的好
处。
    【观察思考】
    (1)There is a limit     (介词)what I can do for you. 
    我能为你做的事有限(不能什么事都为你做)。
    (2)I shall limit myself     (介词)three aspects of the subject. 
    我仅探讨这一问题的三个方面。
           (1)set a limit to ...         
(2)without limit          
(3)there is no limit to ...          
(4)limit ... to...          
(5)be limited to          
    6.benefit n. 利益;好处 vt. & vi.有益于;有助于;受益
    【教材原句】       ... I found your menu so limited that I stopped worrying and started 
advertising the benefits of my food.
    ……我发现你的菜谱上的菜太少了,所以我也不着急了,我也开始宣传我餐馆的食物的好
处。
    【观察思考】
    (1)These facilities have benefited the whole town.
    这些设施使全城受益。
    (2)She went there for the benefit of(为了……)her health.
    她为了自身健康去了那儿。
    【联想记忆】短语:(1)从……中受益         
    A benefits B = B benefits from/by A 
    (2)beneficial adj.(+to sb./sth.)有益的;有用的;有好处的
    7.combine vt. & vi. (使)联合;(使)结合 combination n.组合;混合物[派生词]
    【教材原句】      Perhaps we ought to combine our ideas and provide a balanced menu with 
food full of energy and fibre.
    也许我们应该把我们的想法结合起来,做出一张含有能量和纤维素的食物的均衡菜单。 
    【观察思考】
    Perhaps we ought to combine my ideas with your ideas;that is to say,my ideas ought to be 
combined with your ideas.
    也许我们应该结合你我二人的想法。也就是说,我们应该相互借鉴彼此的想法。
           (1)combine vi.&vt.(使)结合;(使)联合
(2)combine A with B=combine A and B 把 A 和 B 结合起来
    【联想记忆】 combined adj.    
    二、短语集锦
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    1.cut down 削减;删减;砍倒
    【教材原句】 In this way they cut down the fat and increased the fibre in the meal.
    这样,他们减少了饭菜中脂肪的含量,增加了纤维素。
    【观察思考】
    They have cut down a tall tree and now they are cutting it up.
    他们已经把一棵大树砍倒了,现在正在把它截断。
    【联系拓展】 cut down     
    【思考】 cut   构成的其他短语:
    cut across     
    cut back (on)    
    cut off     
    cut up     

    2.be tired of sth./doing sth. 对……感到厌烦/厌倦
    【教材原句】 Tired of all that fat?Want to lose weight?
    肥腻的东西吃厌了吧?想变瘦吗?
    【观察思考】
    (1)She was tired of talking to these people. 和这些人谈话,她已经烦了。
    (2)You may be tired with reading,but you should not be tired of it.
    看书可能使你疲劳,但你不应该对看书感到厌烦。
    【辨析】 be tired of sth./doing sth.,be/get tired with/from...与 be tired out 的区别
    3.get away with (doing)sth.(做坏事)不受惩罚;被放过;侥幸逃脱
    【教材原句】 He could not have Yong Hui getting away with telling people lies!
    他可不能让雍慧哄骗人们后跑掉。
    【观察思考】
    (1)The Criminals know how to play the system and get away with it.
    那些罪犯知道怎样钻制度的空子并逃脱惩罚。
    (2)The robbers robbed the bank and got away with a lot of money.
    这些盗贼抢了银行,携巨款潜逃。
    【辨析】      get away with sth.与 get away from 的区别
                                                                             
                                                                             
                                  课堂练习
    1.The child couldn’t     (保持平衡) on his new bicycle. 
    2.Have you      a dictionary?你查过词典了吗? 
    3.用 glare at,stare at 或 glance at 的适当形式填空
    (1)He      the letter he had just received. 
    (2)He      the man without saying a word. 
    (3)Children should not be taught to      the disabled people. 
    (4)The pupils are all      the chart on the wall. 
    4.We must limit ourselves     (介词)one gallon of water per day. 
    5.This kind of food benefits you./This kind of food is beneficial to you./This kind of food is of 
benefit to you.
    翻译: 
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    6.She was tired with getting along with these people.(改错)
    7.If you cheat in the exam,you’ll never get away from it.(改错)
                                  课后提升
    挑战一 小试牛刀
    1.理论应与实践相结合。(翻译)
                                                                             
    2.用 of 或 with 填空
    (1)His uncle is tired      living in the city.  
    (2)We were tired      the extra work. 
    3.When someone      at you,it means he is angry or unhappy about what you have said 
or done. 
    A.looks                B.stares
    C.glares     D.glances
    4.Don’t try to cheat the taxman(税务人员);you’ll never     it. 
    A.get out of B.get into
    C.get along  D.get away with
    5.The fresh air      our health and we      it. 
    A.benefits to;benefit
    B.benefits;benefit from
    C.benefits from;benefit
    D.benefits;are benefited by
    6.—How does the film strike you?
    —Oh,I have not seen     film for years. 
    A.the more interesting  
    B.a more interesting
    C.more interesting
    D.the most interesting 
    7.Drivers should      the speed     40 miles an hour. 
    A.make;in    B.give;to
    C.explain;to D.limit;to
    8.Mr.Smith was      the      speech,and started to read a novel. 
    A.tired of;boring B.tired of;bored
    C.tired out;boring          D.tired from;bored
    9.—You are always full of     .Can you tell me the secret? 
    —Taking plenty of exercise every day.
    A.power      B.strength
    C.force      D.energy
    挑战二 走进生活
    请你用上本节课所学知识,概述我们刚刚学过的课文                     Come and eat here(1)。
                                  课后作业
    1.Master what we have learned today.
    2.Make sentences by using each word or phrase.
     参考答案
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    课堂探究
    一、词汇精粹
    1.【归纳拓展】(1)keep one’s balance  保持平衡;保持镇静
    lose one’s balance 失去平衡;心慌意乱
    on balance 总的说来,全面考虑之后
    (2)权衡二者之利弊
    2.
    【辨析】
           force   指物理学意义上的力,也指为做成某事而使用的力量,还常指武力。
           power   意为“动力,能力,权力,势力”等各种力量,引申指“政权,强国”。
           energy  原是物理学上的术语表示“能量,能源”;用于人时则指“精力”。
           strength 指某人或某物所具有的内在力量,可指“体力,力气”。

3.
                𝑐𝑜𝑛𝑠𝑢𝑙𝑡𝑠𝑏.𝑎𝑏𝑜𝑢𝑡𝑠𝑡ℎ. 就……向某人咨询/请教
                         𝑐𝑜𝑛𝑠𝑢𝑙𝑡𝑎𝑑𝑜𝑐𝑡𝑜𝑟 看医生
    【归纳拓展】{            𝑐𝑜𝑛𝑠𝑢𝑙𝑡𝑤𝑖𝑡ℎ𝑠𝑏. 与某人商量 

    4.【观察思考】
    (1)at
    【辨析】
         look at 强调看的动作,不管结果,没有感情色彩。
         glare at 是指由于愤怒而瞪视或怒目而视。
         stare at 意为“凝视”,表示由于惊奇、羡慕或恐怖而睁大眼睛,目不转睛地注视。
         glance at 意为“瞥一眼,看一下”。

5.【观察思考】
    (1)to (2)to
    【归纳拓展】
    (1)对……加以限制
    (2)无限地,无限制地
    (3)……无可限量
    (4)把……限制在……范围之内
    (5)局限于(某地方、团体或范围)
    6.【联想记忆】 benefit from/by
    7.【联想记忆】(仅用于名词前)联合的;共同的
    二、短语集锦
    1.【联系拓展】砍伐,砍倒(树);缩短,压缩(如文章);改小,缩短(衣服)
    【思考】
    抄近路穿过,横越
    削减;减少
    中断;切断(水、电等的)供应
    切碎;切割
    2.【辨析】(1)be tired of sth./doing sth. 对……感到厌烦/厌倦
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(2)be/get tired with/from... 因……而疲倦
(3)be tired out 累得筋疲力尽
3.【辨析】(1)get away with sth. 携带……逃跑
(2)get away from 逃离……
课堂练习
1.keep his balance 
2.consulted 
3.(1)glanced at (2)glared at (3)stare at (4)looking at 
4.to 
5.这种食物对你有好处。
6.把第一个    with 改为 of
7.把 from 改为 with
课后提升
挑战一
1.Theory should be combined with practice.
2.(1)of (2)with/from 3.C 4.D 5.B 6.B 7.D 8.A 9.D
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