必修3UNIT2学案.doc

Unit 2 Healthy eating单元复习学案（人教版必修3）教 材 面 面 观单词拓展1._n饮食_vt.节食2_n平衡_vt.权衡；平衡_adj.平衡的3_n好奇心_adj.好奇的_adv.好奇地4_n强项_adj.强壮的_adv.强壮地_vt.加强5_n缺点_adj.虚弱的_adv.虚弱地_ vt.使变弱6_n利益_v有益于；有助于_adj.有益的7_n界限_vt.限制；限定_adj.有限的8_vt.咨询；请教_n顾问_n咨询9_vt. & vi.消化_n消化_adj.可消化的10_vi.怒目可视11_vt. & vi.(使)联合_n联合_adj.可联合的12_adj.烤制的13_adj.苗条的14_adj.生的；未加工的15_ n女主人；女主持人_ n主人，主持人单词拓展（答案）1diet；diet2.balance；balance；balanced3.curiosity；curious；curiously4.strength；strong；strongly；strengthen5.weakness；weak；weakly；weaken6.benefit；benefit；beneficial7.limit；limit；limited8.consult；consulter；consultation9.digest；digestion；bine；combination；combinative12.roast13.slim14raw15.hostess; host短语回顾1.a balanced_平衡膳食2_weight 体重减轻；减肥3_away with 被放过；(做坏事)不受惩罚4earn ones_ 谋生5spy_ 暗中监视；侦查6_long 不久以后7be tired_ 对厌倦、厌烦8_all 别忘了，毕竟9win._ 赢回；重新获得10_a lie 说谎11_debt 欠债12cut_ 削减；删节13_on weight 增加体重14rather_ 而不15_at 怒目而视短语回顾（答案）1diet2.lose3.get4.living5.on6.before7.of8after9.back10.tell11.in12.down13.put14than15.glare句型背诵1.“Nothing could be_，”he thought.他想：“再没有比这些更好吃的了”。2He could not_Yong Hui_ _ _telling people lies！他可不想让雍慧哄骗人们后跑掉！3_ _ _sit down and try a meal?你为什么不坐下来吃顿饭呢？4But dont you think it_ _ _if you_a bit thinner？不过，难道你不认为瘦一点更好吗？自我诊断句型背诵（答案）1better2.have；getting away with3.Why dont you4would be better；were重点单词1.balance vt.平衡；权衡In order to balance their trade, they would have to buy less goods in the United States.为了平衡贸易，他们将不得不减少在美国购货。The judge balanced the contention of both parties and made the final decision.法官权衡了双方的论点后做出了最终裁决。用法拓展balance n天平；平衡。常见含balance的短语有：(1)keep balance 保持平衡；(2)lose balance 失去平衡(3)out of balance 失去平衡In what way is a laboratory balance different from a balance found in a store?实验室的天平与商店里的秤在什么方面有所不同？The boy lost balance and fell to the ground.那个孩子失去了平衡，摔倒在地上。即境活用(单项填空)In order to keep nature _， they tried their best to protect the wild animals and the forests.Abalance Bbalancing Cto balance Dbalanced答案：D2limit vt.(与to连用)限制；限定n限制；限定；边界；界限用法拓展：without limit无限地；within limits适度地；有限度地a limit to.的限度；go beyond/over the limit超过限度Our holidays are limited to two weeks.我们的假期被限制在两个星期。The speed limit is the fastest speed you are allowed to drive a car at.限速是允许驾车的最快速度。Im willing to help, within limits.我愿适当予以帮助。There is a limit to how much Im prepared to spend.我准备花多少钱是有限度的。His right as a policeman went beyond the limit.他的作为超过了警察的职权。用法拓展：limitation n限制，局限，缺陷；limited adj.有限的；limitless adj.无限的，无限制的Looking into the future of our motherland, we see a vista of limitless promise.展望祖国未来，前景无限美好。即境活用(单项填空)We must try and _ our expenditure, for our money is running out.AuseBsave Climit Dget答案：C3diet n&vi.日常饮食；节食The Chinese diet is considered to be the healthiest in the world.中国的饮食被认为是世界上最健康的饮食。People who are on a diet mustnt have chocolate.正在节食的人不能吃巧克力。The doctor put him on a liquid diet after operation.手术后医生规定他吃流食。用法拓展：go on a diet节食；a vegetable/meat diet素/肉食；diet oneself on vegetables吃素；put sb. on a diet(医生)给某人规定饮食balanced diet均衡饮食；mixed diet混合膳食易混辨析：diet与fooddiet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：The doctor has ordered me a special diet.医生给我安排了特殊的饮食。food是一般的用语，凡能吃、能喝的具有营养的东西都称为food。如：We must have food to eat and clothes to wear.我们必须得有食物吃，有衣服穿。即境活用(单项填空)The girl is on a special_to lose_weight and I hope she can succeed.Adiet；/Bfood；/ Cdiet；her Dfood；her答案：A4combine vi.&vt.(使)结合；(使)联合The two small shops combined to make a large one.这两个小店合并起来成为一个大商店。We must combine work with pleasure.我们必须做到劳逸结合。They combined their efforts to finish the work.他们联合力量来完成工作。用法拓展:be combined with与结合着 combine education with recreation寓教于乐 combined adj.结合的，联合的 combinable adj.可结合的，可联合的易混辨析: combine，connect，join与unite这四个词都可以表示“联合，连接”的意思，但各有不同。combine意为“结合，联合”，指为了某一目的而把两事物结合在一起。如：We must combine theory with practice.我们必须把理论与实践结合起来。connect意为“连接”，指用东西把两个事物连到一起，或两个事物直接相连，二者仍保持原状。如：He connected the gas stove with gas pipe.他把煤气管接在煤气炉上。join意为“连接”，指用线、绳、桥等把两个事物或两地连接起来，和connect意思相近，也可指两事物互相紧密相接。如：We had better join the island to the mainland with a steel bridge.我们最好建一座钢筋桥把这个岛与大陆连接起来。unite意为“联合”，指两种以上的事物结合为一体，有“合二为一”的意思，强调结合后的统一性。如：The whole family united to help him.全家齐心协力帮助他。即境活用(单项填空)Lets_my scientific knowledge and your business skills and start a company.Acombine Bput Cconnect DuniteThe two schools are to_to form one big new school.Aseparate Bmix Ccombine Dconnect答案：AC5prepare vt.准备；制作Our physics teacher was preparing the lessons when I came into the office.我进办公室时，我们的物理老师在备课。Mother was preparing dinner in the kitchen while father was watching TV.妈妈在做饭，而爸爸在看电视。They prepared to have a gettogether during the summer holiday.他们决定暑假聚会。用法拓展:prepare sb. sth.prepare.sth.for sb.给准备prepare for sth.为做准备prepare sb.for sth.使某人对某事有所准备be prepared for sth.(或to do sth.)(从思想上)为做好准备。in preparation for准备make preparations for为做准备The secretary worked late into the night，preparing a speech for the manager.秘书工作到深夜，给经理准备一个讲话稿。Hope for the best and prepare for the worst.抱最好的希望，做最坏的打算。She said so because she wanted to prepare her father for the bad news.她这样说是想让爸爸对此事有所准备。We are getting things together in preparation for the journey.我们在收拾东西准备旅行。即境活用(单项填空)John shut everybody out of the kitchen so that he could_his grand surprise for the party.Aprepare Bprepare for Cprepare with Dprepare atAre you busy now? Yes，I am busy_the coming exam.Ato prepare Bpreparing Cto prepare for Dpreparing for答案：AD6benefit n好处；益处The new railway will be a great benefit to the people living here.新建的铁路将给住在这里的人带来好处。I want to buy the dictionary because it is of much benefit to me.我想买这本字典，因为对我大有益处。用法拓展:benefit vi.从获益，常和介词from或by连用；vt.对有益；使受益。Please go to the country.I think the fresh air there will benefit you.请到乡下去，我认为那里新鲜的空气会对你有益的。He told me that he benefited from daily exercise.他告诉我他受益于每天的锻炼。即境活用(单项填空)The doctor asked him to translate the book into Chinese so that it can_more disabled people in China.Abenefit Bbenefit from Cbenefit in Dbenefit withIt snowed heavily last night.So it did.I think the wheat will_it.Abenefit Bbenefit from Cbenefit in Dbenefit with答案：AB7strength n力；力量；力气用法拓展:at full strength全员,满额;under/below strength不足额,未全部到场的in strength大量地；大批地;on the strength of受的鼓励；由于的影响go from strength to strength不断壮大；越来越强易混辨析: energy，power，force与strengthenergy指人的精力，活力或自然界的能量。The task will take an enormous amount of time and energy.完成那项任务需要大量的时间和精力。power指做一件事所依靠的能力，也可指权力，权势，职权。Congress has power to declare war.国会有权宣战。force物的力；军事力量；武力。The force of the explosion broke all the windows.爆炸力把窗子都震碎了。strength人的体力；力气；物的强度。A washing machine is a saver of time and strength.洗衣机是一种省时省力的机器。即境活用(单项填空)Many countries are increasing their use of natural gas，wind and other forms of_.The_of the government has increased greatly over the past century.Gandhi insisted on winning independence by peaceful struggles，not by_.Bill was doing a lot of physical exercise to build up his_.答案：energypowerforcestrength8consult vt.&vi.请教；向咨询；与人商量；查阅用法拓展: consult sb./sth. about sth.关于某事请教某人；查阅(资料)consult with sb.与某人商量，与某人磋商即境活用(单项填空)I suggest you_your doctor_your stomachache.Aconsulting；about Bconsult；withCconsulting；with Dconsult；about答案：Dsuggest后跟从句时需用虚拟语气，所以排除A、C两项；consult sb. about sth.意为“关于某事请教某人”，所以D项正确。重点短语1.in debt欠债This young couple is always in debt because they never consider their incomes before buying something.这对年轻夫妇总是负债，因为他们在买东西时从不考虑自己的收入。He has a lot of old debts to meet.他有许多旧债要偿付。用法拓展: get/run into debt欠债;get out of debt还债;pay off ones debt偿清债务;pay a debt to sb.还某人债;即境活用(单项填空)He was_when he was poor，but he has been_since he got rich.Ain debt；out of debt Bout of debt；in debtCin the debt；out of the debt Dout of the debt；in the debt答案：A2before long不久以后It looks as if it will rain before long.看起来一会儿就要下雨了。His plan seemed to be too difficult，but before long it proved to be practicable.他的计划看起来太困难，但是没多久就被证明是很实用。I hope to write to you before long.我希望不久就能给你写信。用法拓展: long before很久以前; ever after从此以后(用于一般过去时)ever since从此以后(用于现在完成时)易混辨析before long与long beforebefore long是“不久以后”的意思，可用于任何时态。如：At the time I had fully expected to find work before long.那个时候我还一心盼望不久就可找到工作。long before是“很久以前”的意思。单独使用，一般用在过去完成时的句子里。She said she had seen the film long before.她说她很久以前就看过这部电影。即境活用(翻译句子)他很快也能用英语谈论政治了。_曾经报道过很久以前该地区暴发过一次这样的疾病。_答案：Before long he would be able to talk about politics in English.It was reported that the disease had broken out in this area long before.3have sb. doing sth.It is not a good idea to have the machine running all the time.让机器不停地运转不是个好主意。I wont have you doing that kind of thing again.我决不允许你再做那样的事情。用法拓展：have sth. done请人做某事，遭受：have sb. do sth.让某人做某事； have sth. to do有事情要做When Marys brother was riding a bike in the street，he had his arm hurt.玛丽的弟弟在街上骑车时胳膊受了伤。Tom broke the school rules and the teacher had him stand outside the classroom.汤姆违反了学校的规章制度，老师让他站在教室外面。Can you go to watch the football match with me tonight?Sorry，but I have an important meeting to attend.今天晚上你和我一起去看足球赛好吗？对不起，我有个重要的会议要参加。即境活用（单项填空）People living near the airports often have their windows_by the noise of the planes passing overhead.Abreak Bbroke Cbreaking DbrokenHow funny your friend is！He had us_all through the meal.Alaugh Bto laugh Claughed Dlaughing答案：DD4cut down砍倒(树木)；砍伐；削减；删节；使降价 He cut down a tree with an axe.他用斧头把树砍倒。The doctor told me to cut down smoking.医生要我减少吸烟。I managed to cut the shopkeeper down to $100 for the sweater.我跟店主杀价，终于把这件毛衣降到100美元。用法拓展：cut down on减少的量；cut in插嘴，插入 cut off砍掉，切/中/隔断；cut up切碎； cut out剪下，戒除(坏习惯等)即境活用（单项填空）The government has announced plans to _ defence(防卫) spending by 10% next year.Aturn upBcut down Cturn down Dturn up答案：B5earn ones living 谋生Everyone has to try to earn his living when he grows up.每个人长大后都得自食其力。She earns her living as a writer.她靠写作维持生计。His father earns a living by driving.他父亲靠开车谋生。用法拓展: make a/ones living谋生; make a good living过优裕的生活What do you do for a living？What is your job?你靠什么生活？living standards生活水平即境活用(单项填空)Most people in the city _ by working in the car factory.Amake a lifeBearn their livingChave their living Dmake their livings答案：B6tired of sb./sth. 对厌倦Im tired of your conversation.你的讲话我听腻了。I grow tired of asking this, so itll be the last time.我已厌烦了问这个问题，所以这是最后一次。Students will get tired of listening to so much explanation of grammatical rules in class.课堂上语法规则讲得太多，学生们会感到厌倦的。(用get或grow表示过程)用法拓展:be/get tired with/from因感到疲劳、劳累tire sb. out使某人疲劳不堪，筋疲力尽tiring adj.令人疲劳的tireless adj.孜孜不倦的tiresome adj.令人厌烦的，烦人的即境活用(单项填空)The man finally got _ sitting in an office all day, and longed for a more active life.Ainterested inBtired of Cpleased at Dsatisfied with答案：B7get away with(不用被动语态)不因某事受惩罚；偷携某物潜逃；受到(较轻的惩罚)If you cheat in the exam youll never get away with it.考试作弊必予追究。For such a serious offence he was lucky to get away with a fine. 他犯了那么严重的过失，却侥幸只交罚款了事。用法拓展：get about走动；(消息等)传开； get along with(与人)相处，(事情)进展；get away from逃离； get back返回，取回；get down to doing sth.开始做某事，着手做某事；get sb. down使某人沮丧或情绪低落；get in进入，收获，插话；get off下车，脱下(衣服等)；get on上车；get on with进步，进展；相处get out of摆脱，从中出来；get together聚焦； get over从(疾病、失望等)中恢复过来，克服(困难)，解决(问题等)；get rid of摆脱，去掉；get up起床；起立 ； get through通过，打通(电话)，干完(工作)，完成(任务)，度过(时间)，通过(考试)Minicabs make it easier for people to get about.微型出租汽车使人们往来各处更为便利了。Did your son get along well with other kids?你的儿子与其他同学相处和睦吗？ You must get down to your studies this year.你今年要好好学习。I think the problem can be got over without too much difficulty.我认为问题不太难解决。Ive got through a lot of correspondence today.今天我处理了一大批信件。即境活用（单项填空）Youll not _ your homework today if you dont hurry up.Aget offBget back Cget through Dget in答案：C8lose weight减肥；体重减轻Why dont you give up sweets to lose weight?你为什么不放弃吃甜食来减少体重？用法拓展: lose ones way迷路;be lost in全神贯注于,沉湎于;lose an opportunity错过机会;lose ones train没赶上火车;lose no time刻不容缓;lose heart失去信心;It is so easy to lose ones way in the woods.在森林里很容易迷失方向。He is lost in reading a book.他沉迷于读书中。You mustnt lose heart, sooner or later your work will succeed.你一定不要失去信心，你的工作迟早会成功的。特别提醒: lose weight的反义词组是put on weight“增加体重”。即境活用(单项填空)The scientist was _ in thoughts.AdeeplyBstuck Cgot Dlost答案：D重点句式1.What could have happened?发生了什么事？用法拓展:could have happened在此处表示对过去情况的一种推测。could表示可能性，常用于否定句或疑问句中，表示推测。Do you know where David is？I couldnt find him anywhere.你知道大卫在哪儿吗？我到处都找不到他。He couldnt have gone farhis coat is still here.他不可能走太远，他的外套还在这儿呢。He couldnt have caught the 9：20 train because he didnt leave home till 9：25.他肯定赶不上九点二十的那趟列车，因为他九点二十五分才离开家。注意:(1)在肯定句中表示对过去情况的推测时，不用此结构，而是用must have done。如：Something terrible must have happened if Li Chang was not coming to eat in his restaurant as he always did.要是李昌不像往常那样到他餐馆里吃饭，那问题一定很严重了。It is wet outside on the ground.It must have rained last night.外面地上很湿，昨天晚上肯定下雨了。(2)could have done还有“本来能够做”的意思，表示实际并没有去做这件事，只是一种假设或者虚拟的语气。如：He paid for a seat when he could have entered for free.他本来可以免费进场，但是他还是买了票。即境活用(单项填空)It_have been more than six years old when the accident happened.Ashouldnt Bcouldnt Cmustnt DneedntMary was not in her bedroom yesterday afternoon.She_in her classroom.Ashould have been Bmust have been Cmust be Dshould be答案：BB2Why dont you sit down and try a meal?你为什么不坐下来吃顿饭呢？用法拓展: Why dont you.？Why not do.?为什么不？常用来提出建议。Why dont you/Why not give her another chance?为什么不再给她次机会呢？Why dont you/Why not ask the teacher for help?为什么不向老师寻求帮助呢？用法拓展:Why do.？为什么呢？常用来提出责难或表示不同意。Why not？为什么不？在简略回答中表示同意。Why give him so much money that day?那天为什么给他那么多钱呢？Shall we go to the cinema this evening?我们今晚去看电影好吗？Why not？Lets start at 6.好啊，我们六点出发。即境活用(单项填空)If you cant work out the problem this time，_another method?Awhy not to try Bwhy not try Cwhy dont try Dwhy not trying答案：B3Wang Peng sat in his empty restaurant feeling very frustrated.王鹏坐在他那空荡荡的餐馆里，感到十分沮丧。用法拓展:feeling very frustrated是现在分词短语作伴随状语。分词作状语的基本原则：(1)分词作状语时，分词的逻辑主语必须与句子的主语保持一致。(2)分词作状语必须和句中主语含有逻辑上的主谓或动宾关系，否则不能用分词作状语。He sat at the table reading China Daily.他坐在桌子旁边看中国日报。Laughing and talking, they went into the room.他们有说有笑地走进房间。用法拓展:单个分词或分词短语作状语时，可以表示时间、原因、结果、条件、让步、行为方式、伴随状况等。表示时间关系的分词短语有时可以由连词when或者while引出。一般来说，如果分词所表示的动作与主句谓语动作(几乎)同时发生，或发生于主句谓语动词之后，通常用分词的一般式；如果分词所表示的动作发生于主句谓语动词之前，通常用分词的完成式。Looking out of the window, I saw some students playing there.从窗户望出去，我看见几个学生在那儿玩。She asked me to help her, realizing that she couldnt move the heavy suitcase alone.她请我帮忙，因为她意识到她一个人搬不动那个沉重的衣箱。Given more time, we could have done it better.如果多给我们些时间，我们会做得更好。He came running back to tell me the news.他跑回来告诉我这个消息。European football is played in 80 countries, making it the most popular sport in the world.八十个国家踢的都是欧式足球，这使得它成为世界上最普及的一项体育运动。即境活用(单项填空)We often provide our children with toys, footballs or basketballs, _that all children like these things.AthinkingBthink Cto think Dthought_ for several times, Linda made up her mind not _ for school.ABeing scolded; late BTo have been scolded; being lateCTo be scolded; be late DHaving been scolded; to be late答案：AD4“Nothing could be better，”he thought.他想，“再没有比这些更好吃的了”。用法拓展:“nothing比较级”句式表达最高级意义。I like nothing better.(Its the best thing I like.)这是我最喜欢的东西。用法拓展:用比较级表示最高级意义的常见句型有：(1)比较级thanany other单数名词/any of the other复数名词/any of the others/anyone else/anybody else/anything else/all the others/all the other复数名词(2)No other单数名词/No one/None/Nobody比较级than.(3)主语否定式谓语(含not或never)比较级He studies harder than any other student in our class.他是班里学习最用功的学生。No other student in the class is taller than he.他是班里最高的同学。It cant be worse.(Its the worst thing Ive ever known.)这是(我知道的)最糟糕的事情。即境活用(单项填空)What do you think of the boys painting?Ive never seen a person with _ sense of art.Athe betterBa better Ca good Dthe bestHe works _ than all the other students in his class.Aharder Bthe harder Chardest Dthe hardest答案：BA5He 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！用法拓展: have作“使、让”解释时的句型归纳：have宾语v.ingget宾语v.ing听任某人/某物have宾语动词原形get宾语to do让某人做某事have宾语v.edget宾语v.ed请别人做某事His father had him studying