高一英语同步精品课件：UNIT2 HEALTHY EATING - WARMING UP （新人教版必修3）.ppt

1、Unit 2 Healthy eating人教版英语Unit 2 Healthy eating人教版英语Unit 2 Healthy eating人教版英语类别课程标准要求的项目话题Problems with the diet;balanced diet and nutrition词汇diet，nut,bean,pea,cucumber,eggplant,pepper,mushroom,peach,lemon,balance，barbecue,mutton,roast,fry,stirfry,ought,bacon,slim,curiosity,hostess,raw,vinegar,lie,

2、customer,discount,weakness,strength,consult,fibre,digest,carrot,debt,glare,spy,limit,limited,benefit,breast,garlic,sigh,combinebalanced diet,ought to,lose weight,get away with,tell a lie,win.back,earn ones living,in debt,spy on,cut down,before long,put on weightUnit 2 Healthy eating人教版英语类别课程标准要求的项目功

3、能1.建议和劝告(Suggestions and advice)What should we do？Shall we.？How about.？You must/mustnt.I think you ought to.Perhaps you should.Youd better.You might.You need/neednt.You have to/dont have to.I would strongly advise you to.I suggest that you.My advice is/would be.It might be a good idea to.2.就医(Seeing

4、 the doctor)Whats the matter?Whats wrong with you?What seems to be the trouble？How long have you been like this?Its nothing serious,only.I suppose you had better.I think you ought to.Ive got a pain in.It comes and goes.Im suffering from.I feel tired all the time.Ive got a bad.It hurts when I touch i

5、t.3.同意和不同意(Agreement and disagreement)(Im afraid)I dont agree.Im not sure about that!You could be right,but.I agree up to a point,but.Thats an interesting idea,but.Rubbish/Nonsense！Do you really think.？You cant be serious!Thats not how I see it.Actually/As a matter of fact,I think.语法情态动词ought to的用法(

6、The use of ought to)Unit 2 Healthy eating人教版英语Unit 2 Healthy eating人教版英语Unit 2 Healthy eating人教版英语.词汇过关1_adj.健康的_n.2_vi.节食_n日常饮食3_n天平_vt.平衡；权衡4_n能力；精力_adj.精力充沛的答 案：1.healthy;health2.diet;diet3.balance;balance4.energy;energeticUnit 2 Healthy eating人教版英语.短语自查1in different ways_2平衡膳食_答案：1.用不同的方式；在不同的方面

7、2balanced diet.句式翻译Do you know that the food you eat helps you grow in different ways?_答案：你知道你吃的食物帮助你在各方面成长吗？Unit 2 Healthy eating人教版英语Unit 2 Healthy eating人教版英语.单词突破1dieta)n.1)C&U 日常饮食；日常食物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。Too rich a diet/Too much rich food is

8、 not good for you.吃太多油腻的食物对你身体不好。Unit 2 Healthy eating人教版英语2)C规定饮食(为健康或减肥目的)；规定饮食的时期He began his diet a week ago.他在一星期前开始节食。People who are on a diet mustnt have chocolate.正在节食的人不能吃巧克力。b)v.节食；按规定饮食Shes always dieting but she never seems to lose any weight.她总是在节食，但体重好像并未减少。No sugar in my coffee,please

9、;Im dieting.请不要给我的咖啡放糖；我在节食。Unit 2 Healthy eating人教版英语【知识拓展】1)be/go/put sb on a diet 用规定食谱、控制饮食、节食(因病或为减轻体重者)The doctor put me on a very strict diet.医生严格限制我的饮食。2)a diet of sth 大量单调的生活；大量单一的东西Children today are brought up on a diet of television cartoons and soap operas.如今的孩子是伴随电视上的动画片和肥皂剧长大的。3)balan

10、ced diet均衡的饮食4)on a diet节食Unit 2 Healthy eating人教版英语【词语辨析】diet，food(1)diet指的是习惯的食物或规定的食物，特指维持健康的定量或定质的食物，如病人的疗养饮食。如：The doctor has ordered me a special diet.医生给我安排了特殊的饮食。Unit 2 Healthy eating人教版英语(2)food是一般用法，凡能充饥的东西都称food。food是不可数名词，但在表示食品的种类时，可以用复数。如：Too many sweet foods will make you fat.太多的甜食会使你

11、发胖。注意：在使用food和diet的时候，同学们易出现以下错误：diet前面忘掉了不定冠词。要记住diet的前面须加不定冠词，而food是抽象名词，它的复数形式foods指不同种类的食品。Unit 2 Healthy eating人教版英语【牛刀小试】选择填空：food/diet(1)I decided to go on a _.答案：diet句意：我决定开始节食。根据空格前面的不定冠词可知此处须用diet。(2)Many sweet_are on sale in the store.答案：foods句意：商店中出售许多甜食。此处指不同种类的甜食，所以要用foods。(3)No chocol

12、ate,please.Im on a _.答案：diet句意：请不要放巧克力，我正在节食。on a diet是固定短语。Unit 2 Healthy eating人教版英语(4)Tom is very hungry because he has had no _for ten hours.答案：food句意：汤姆饿极了，因为他已经有十个小时没有吃东西了。此句指能充饥的食物，故用food。(5)She is_to lose weight.答案：dieting句意：她为了减肥正在节食。diet可作动词用，表示“节食”。Unit 2 Healthy eating人教版英语2energy(n.)1)U

13、 精力；活力；干劲Young people usually have more energy than the old.年轻人通常比老年人有活力。2)pl.精力；力量I must concentrate my energies on decorating today.我今天必须集中精力搞装饰。3)U 太阳能；核能；能；能量Plants absorb energy from the sun.植物吸收太阳的能量。Unit 2 Healthy eating人教版英语【知识拓展】1)(派)energetic adj.精力充沛的，需要精力去做的；奋力完成的energetically adv.精力充沛地2

14、)full of energy精力充沛apply/devote ones energy to.致力于nervous energy由于精神紧张而产生的精力Unit 2 Healthy eating人教版英语【词语辨析】energy，force，strength,power(1)energy主要指“人的精力”“自然界的能量”，如：Young people usually have more energy than the old.年轻人通常比老年人精力充沛。chemical energy化学能；heat energy热能；energy sources能源。Unit 2 Healthy eating

15、人教版英语(2)force主要指自然界的力量、暴力、势力、说服力、军事的力量等。总之，它是活动过程中的力量。如：The police had to use force when they took him to the police station.当警察带他到警察局时，他们不得不动用武力。There is force in what he said.他的话有说服力。Unit 2 Healthy eating人教版英语(3)strength常指固有的潜在力量。就人而言，着重指力气；就物而言，着重指强度、潜力等。如：He lifted the stone with all his strengt

16、h.他使尽全力举起了那块石头。Lets test the strength of this little bridge by walking on it.让我们在小桥上走一走，试一试它的强度。Unit 2 Healthy eating人教版英语(4)power主要指做一件事所依靠的能力、功能、人或机器等事物的潜在的或所能发挥出来的力量、权力或力量。如：Congress has power to make laws.国会有权制定法律。Water power can create electric power.水力能发电。Unit 2 Healthy eating人教版英语【牛刀小试】(1)(20

17、07福 建 31)You are always full of_.Can you tell me the secret?Taking plenty of exercise every day.ApowerBstrengthCforce Denergy答案：D由句意可知，空格处应表示“精力”。power指“权力，势力”；strength指“体力”；force指“力，武力”；energy指“精力”。故选D项。Unit 2 Healthy eating人教版英语(2)To regain their_after an exhausting game,the players lay in the gra

18、ss.AforceBenergyCpower Dhealth答案：B句意：比赛后，疲惫不堪的比赛选手躺在草地上，以期恢复精力。energy“精力，活力”。Unit 2 Healthy eating人教版英语(3)Have a good rest;you need to_your energy for the tennis match this afternoon.Aleave BsaveChold Dget答案：B句意：好好休息，你需要为今天下午即将举行的网球比赛储存精力。save ones energy for“为而保存精力”。Unit 2 Healthy eating人教版英语3balan

19、cea)n.1)U，sing.(between A and B)均衡；平衡；均势Try to keep balance between work and relaxation.尽量保持工作和休息平衡。2)U 平衡能力Riders need a good sense of balance.骑车的人必须善于保持平衡。3)C,usually sing.余额The balance(500)will be paid within one week.余欠之数(500英镑)将于一周内付清。Unit 2 Healthy eating人教版英语b)v.1)(sth)(on sth)使(在某物上)保持平衡；立稳C

20、an you balance yourself on skates?你穿冰鞋能保持平衡吗？2)(sth)(out)相抵；抵消His lack of experience was balanced by a willingness to learn.他的好学弥补了他经验的不足。3)A with/and B同等重视(相对的两个事物或方面)She tries to balance home life and career.她力图兼顾家庭生活和事业。Unit 2 Healthy eating人教版英语4)A against B 比较(两个相对的事物)；权衡重要性You have to balance

21、the advantages of living in a big city against the disadvantages.你必须权衡住在大城市的利与弊。5)结平(帐目)Do the firms accounts balance?这家公司的帐目收支是否平衡？Unit 2 Healthy eating人教版英语【知识拓展】1)keep ones balance 保持平衡The child couldnt keep his balance on his new bicycle.孩子骑在他的新自行车上不能保持平衡。2)lose ones balance 失去平衡；心慌意乱The girl lo

22、st her balance and fell off the balance beam.小女孩失去了平衡，从平衡木上摔了下来。3)in the balance(命运)未定，在危急中；不确定Though her life was in the balance,she thought only of the safety of her fellows.尽管她生命危急，但她一心只想着伙伴们的安全。Unit 2 Healthy eating人教版英语4)keep the balance of nature保持自然界的平衡5)on balance总而言之Their suggestion has,on

23、balance，proved practicable.总的来说，他们的建议已被证明是可行的。6)off balance不稳Paul was speeding along on his bicycle,when an unexpected hole in the road caught him off balance.保罗正在飞快地骑着自行车，没料到路上的一个坑使他失去了平衡。Unit 2 Healthy eating人教版英语【牛刀小试】用适当的介词填空(1)How long can you balance(yourself)_onefoot?(2)His fate has been_the

24、balance.(3)There are 5 pairs_balances in the lab,most of which are out of order.(4)The trade between China and America is_balance.Unit 2 Healthy eating人教版英语(5)At the bad news,the boy was_the balance all day.(6)You have to balance the advantages of living downtown_the disadvantages.答 案：(1)on(2)in(3)of(4)out of(5)in(6)againstUnit 2 Healthy eating人教版英语