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1、Unit 2Healthy eatingPeriod 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 dont 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 ke
2、ep ones 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 Pengs restaurant was that it provided enough energy-giving foo
3、d.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 Pengs 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,strength3.consult vt.咨询;请教;商量【教材原句】 However,as she was so afraid of being laug
4、hed 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
5、 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
6、的挂图。(2)Dont 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
7、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. & v
8、i.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:(
9、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bine 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 ou
10、ght 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1.cut down 削减;删减;砍倒【教材原句】 In this way they cut down the fat and in
11、creased 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 up2.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
12、?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 coul
13、d 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
14、couldnt (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 ourselv
15、es (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:6.She was tired with getting along with these people.(改错)7.If you cheat in the exam,youll 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 i
