Unit 3 Healthy Eating Using language带课文解析课件-高中英语人教版选择性必修第二册.pptx

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1、Healthy EatingA healthy dietcerealvegetablesfruitmeat1.What do you think makes up a healthy diet?2.What are some rules for healthy eating?havingmealsontimekeepinganeyeoncalorieintakeRead the passage and then match the subheadings with the paragraphs.Paragraph 1Paragraph 2Paragraph 3Paragraph 4Paragr

2、aph 5A.Slow Eating is GoodB.Reducing Sweets is KeyC.The Real Killer is SugarD.The Way You Look at Food is Most ImportantE.Keep It Fresh and BalancedThere is much debate nowadays as to what makes up a healthy diet.Forexample,scientistshaveinsistedforyearsthatabigenemyofhealthisfattyfood.However,there

3、isincreasingevidencethattherealdriverofpoorhealthisnotsomuchfattyfood,asitissugar.HeartdiseaseisthenumberonekillerofAmericans.AndinAmerica,peoplewhoreceive25%oftheirdailycalories ormorethroughsugararetwiceaslikelytodiefromheartdiseasethanpeoplewho receive less than 10%a day(Journal of the American M

4、edicalAssociation,2014).Thisistrueregardless ofhowhealthytherestoftheirdietmightbe.Putmoresimply,whilepeoplecontinuetoargueoverwhetherornotfattyfoodisdangerous,wealreadyknowthatsugarisakiller.as to是个“复合介词”，用法与about相同。意为“至手，关于；就而论”后面跟名词、代词或wh-引导的名词性从句。make up：和解；组成；构成；编造，虚构（故事、借口等）；给化妆；补齐（数量）;配（食品、药等

5、）；铺（床）；搭（铺）adj.富含脂肪的;脂肪的;肥胖的;n.胖子;associate vt.联系；联想associate.with.把与联系起来regardlessof不管;不顾后可接名词、代词或宾语从句regardn.问候(常用复数);尊重;关心v.看待;将认为regard.as.把看作regard.with.以某种情感看待while作连词时，有如下释义：(1)当时候；和同时(2)虽然；尽管While I see what you say,I cant agree with you.(3)(表示对比)然而argue about=argue over,意思为就.争吵argue with sb

6、.on sth.：与某人争辩某事归纳拓展在教材原句中that引导的是同位语从句。此时that在从句中不充当成分且无词汇意义,只起连接作用,但不能省略。另外,whether、what、who、how、when等也可以引导同位语从句。在某些名词,如advice、demand、suggestion等后面的同位语从句要用虚拟语气,即谓语动词用“should+动词原形”结构,其中should可以省略。1(2019江苏,25,)Scientistshaveobtainedmoreevidencethatplasticisfindingitswayintothehumanbody.考查名词性从句。句意:科学

7、家已经获得塑料正在偶然进入人体的更多证据。设空处引导同位语从句,解释说明evidence的具体内容,且从句中不缺成分,故用that。2(2018课标全国,阅读理解C,)Wangbelievestraditionsshouldnotbesealedinglassboxesatmuseums.“Thatisonlyevidencethattraditionsonceexisted,”hesaid.考查名词性从句。句意:王认为传统不应该被封在博物馆的玻璃盒里。他说:“那只是传统曾经存在过的证据。”evidence后面接的是由that引导的同位语从句,说明evidence的内容。注意:that没有具体

8、的意思,不充当任何成分,只起连接作用,但不能省略。1.Whatismorelikelytocauseheartdisease?A.Fattyfood.B.Roastedfood.C.Meat.D.Sugar.答案D Muchofthisextrasugarcomesfromsweetsandsweetdrinks.TheaverageAmerican gets 1/3 of his or her sugar through sweet drinks alone.TheAmericanHeartAssociationrecommendsthatwelimitourselvestolessthan

9、100-150 calories a day from sugar,which is less than what is usuallycontainedinonecanofsweetdrinkorinasinglecandybar.Inotherwords,ifyouwanttobehealthy,youhavetocutdownondesserts,andcutoutsweetdrinksaltogether.cut down the trees砍树，降低。cut down 用法更广泛。cut down on 表示“减少的量”，表示把sth的量减少一部分。cut out 1.切去；割去；剪

10、去；删去 2.裁剪；剪出；开出 3.安排，计划；派定，规定 4.停止；中断；关掉，切断.的电流本句recommend意为“建议”，后面跟that引导的宾语从句，从句使用了省略should 的虚拟语气。一坚持：insist 二命令：order;command 三要求：demand;require;request 四建议：advise;suggest;propose;recommend 勿忘：propose;urge与desire Beyondthis,youcankeephealthybyconsumingdifferentcategoriesoffreshfoods,especiallyfru

11、itandvegetables,whicharefullofvitaminsandfibre,ratherthanprocessedfoods.Processedfoodsoftencontainlessnutrition,andhavehigherquantitiesofsugar,salt,andfatthanfreshingredients.Besidesthis,itisalsoimportanttohavesomemeat,beans,ordairyproductsinyourdiet,as they provide the necessary protein for strong

12、bones and musclegrowth.As with everything in life,moderation is key.The ideal diet is abalancedone,withouttoomuchortoolittleofanyonething.quantitiesof/aquantityof“大量的”，后接可数名词复数或不可数名词，如果修饰的名词做主语，谓语的单复数形式由quantity的单复数决定Quantitiesofnutswereonthetable.Aquantityofnutsareonthetable.as with的意思是：如同，和.一样，就.而

13、言ideal adj.理想的;完美的;想象的 n.理想;完美的人(或事物)idean.主意;想法;意见ideallyadv.理想地;完美地2.Whichofthefollowingcontainsrichvitaminsandfibre?A.Vegetables.B.Beans.C.Dairyproducts.D.Meat.答案A Finally,afundamental keytohealthyeatingistoeatslowly.Ittakesabouttwentyminutesfromthetimeyoustarteatingforyourbraintotellyourbodythat

14、youarefull.Whatthismeansisthatpeoplewhochew tooquicklyendupeatingtoomuchfoodbecausetheystillfeelhungry.Eatingslowlyalsoallowsyourbodytodigestyourfoodbetter,andwillallowyoutoenjoyyourfoodmore.In addition,studies show that consistent eating habits,for example,takingthreemealsadayatthesametimeeachday,a

15、rebetterforourhealth.Itisalsobettertoeatamodestamountoffoodeachtime,ratherthantoeatalotinonemeal,andthenalittleinthenext.fundamental adj.根本的；基本的；基础的n.基本规律；根本法则be fundamental to.是的基础；对至关重要fundamentally adv.根本地；基本地(Para 4)What this means is that people who chew too quickly end up eating too much food

16、because they still feel hungry.本句含有四个从句：本句含有四个从句：what 引出的引出的主语从句主语从句what this means;that引出的引出的表语从句表语从句that people end up;who 引出的引出的定语从句定语从句who chew too quickly;because引出的引出的原因状语从句原因状语从句because they still feel hungry.3.Howshouldweeatourfood?A.Chewitquickly.B.Enjoyitslowly.C.Eatasmuchaspossible.D.Eata

17、lotinonemeal.答案B Thereisnoonetrick tohealthyeating.Rather,healthyeatingstartswithhavingahealthyattitudetowardsfood.Onequestionyoucanaskyourselfis,“DoIeattolive,orlivetoeat?”Ifyouareusingfoodmostlyfornutrition,thenyouareontherighttrackwithyourdiet.However,iffoodhasbecomethecentreofyourlife,youmightbe

18、ontheroadtobadhealth.Itisuptoyoutodecidehowyouwanttolive,andtomaketherightdecisionsaboutyourdiet。trickn.诀窍;计谋;把戏v.欺骗;欺诈adj.使人产生错觉的playatrick/tricksonsb.捉弄某人beuptoonesoldtricks故技重演;耍老花招tricksb.intodoingsth.骗某人做某事 on the right track 做的事情或想法是好的、方向是正确的、能得到好的结果be up to sb.to do sth.由某人决定做某事up to多达(后常接数字)

19、；从事；忙于up to sb.由某人决定up to sth.胜任某事up to now到目前为止up to date最新的；新式的4.WhatisthemainideaofParagraph5?A.Thewayyoulookatfoodismostimportant.B.Eatingslowlyisgood.C.Reducingsweetsisthekey.D.Keepyourdietbalanced.答案A 5.Where is this text most likely from?A.A novel.B.A guidebook.C.A diary.D.A magazine.课文语法填空Wh

20、at makes up a healthy diet?Scientists have found that the real driver of poor health is sugar rather than so much fatty food.This is true regardless 1._how healthy the rest of their diet might be.So if you want to be healthy，you have to cut down on sweet.Beyond this,you can keep healthy by consuming

21、 different 2._(category)of fresh foods,especially fruit and vegetables.It is also important to have some meat,beans,or dairy products,3._ provide the necessary protein for bones and muscle growth.The ideal diet is a 4._(balance)one,without too much or too little of any one thing.Finally,a fundamenta

22、l key to healthy eating is to eat 5._(slow),which also allows your body 6._(digest)your food better.In addition,consistent eating habits like taking three meals a day at _7._ same time and eating a modest amount of food each time a day _8._(be)better for our health.There is no one trick to healthy eating.9._(have)a healthy attitude towards food is important.10._ is up to you to make the right decisions about your diet.【答案】1.of2.categories3.which4.balanced5slowly6.to digest7.the8.are9.Having10.It