人教版高中英語必修3Unit2知識(shí)點(diǎn)詳解

1、Part 1. Warming up1diet n. 日常飲食；食物 It is important to have a balanced，healthy diet.均衡、健康的日常飲食很重要。 搭配 be on a diet在節(jié)食 go on a diet節(jié)食 put sb.on a diet 限制某人的飲食 No sugar in my coffee，please；Im dieting.請(qǐng)不要給我的咖啡放糖，我在節(jié)食。(牛津P552)I decided to go_on_a_diet before my holiday.我決定在休假前節(jié)食。It is important to have_a

2、_balanced,healthy_diet.擁有均衡、健康的飲食很重要。The doctor put him on a diet after operation.手術(shù)之后，醫(yī)生規(guī)定了他的飲食。 2What will happen to you if you dont eat a balanced diet?假如你的飲食不均衡會(huì)怎么樣？balance n 平衡；天平v平衡；權(quán)衡 I think its important for a college student to have a balance between study and a social life. 我認(rèn)為一個(gè)大學(xué)生在學(xué)習(xí)與社會(huì)

3、生活之間保持平衡是很重要的。 You have to balance the advantages of living downtown against the disadvantages.你必須權(quán)衡住在市中心的利弊。 On balance，the company has had a successful year.總的來說，公司這一年是成功的。根據(jù)提示，完成下列句子。 (1)Seeing a car coming at a crossing，she (失去平衡) and fell down from her bike. (2)The key to learning skating is to

4、 (保持平衡)lost her balance keep the balance Part 2. Pre-reading, reading and comprehending1. Wang Pengwei sat in his empty restaurant feeling very frustrated.feeling這里是用動(dòng)詞的-ing形式做伴隨狀語。The manager approached(走近) us smiling.Many of us, being so excited, could not go to sleep that night.2.Suddenly he saw

5、his friend Li Chang hurrying by.突然間，他看到他的朋友李昌匆匆地走過。 see sb.doing sth.意為：看到某人正在做某事。 英語中的感官動(dòng)詞see,hear,notice,watch，feel等后面可以跟賓語補(bǔ)足語。賓語補(bǔ)足語可由不定式短語(省略to)或現(xiàn)在分詞充當(dāng)。 3.“Nothing could be better.” He thought.他想：“再也沒有比這更好吃的了?！?句型 否定詞比較級(jí)表達(dá)最高級(jí) 典例體驗(yàn) You couldnt have chosen a more satisfying present for me. 你無法給我選到比

6、這個(gè)更令人滿意的禮物了。 We couldnt find a more valuable stamp than this one in the world.在這個(gè)世界上我們無法找到比這張更值錢的郵票了。表示最高級(jí)意義的幾種特殊結(jié)構(gòu)：(1)never+比較級(jí)I have never heard such a better voice. 我從沒聽過這么好聽的聲音。(2)nothing (或no)+so+原級(jí)+as.No one is so deaf as those who wont listen.最聾者莫過于不聽勸說的人。Nothing in my life shocked me so deep

7、ly as this first visit to China.在我的一生中給我震撼最大的是第一次到中國(guó)參觀。nothing (或no)+比較級(jí)+than. any other+單數(shù)名詞 all (the) other+復(fù)數(shù)名詞(3)比較級(jí)+than+ anyone else any of the other+復(fù)數(shù)名詞 the rest of+復(fù)數(shù)名詞或不可數(shù)名詞It was not until then that I suddenly realized nobody was happier than I was.直到那時(shí)我才突然意識(shí)到?jīng)]有人比我更幸福的了。Nothing in my life

8、 shook me so deeply as the first visit to China.在我的一生中給我震撼最大的是第一次到中國(guó)參觀。You can never be too careful.你再怎么小心也不過分。根據(jù)漢語意思完成英語句子。 (1)再也沒有這么好的結(jié)果了。 We _(can) have got _(good) results. (2)我們完全贊同。 We cant agree _(much) (3)再也沒有什么比你保持健康更珍貴了。 Nothing is _(precious) than you keep fit.couldnt better moremore prec

9、ious(2011·高考四川卷)How was your recent trip to Sichuan?Ive never had _ one before.Aa pleasant Ba more pleasant Ca most pleasant Dthe most pleasant解析：選B。句意為：你最近去四川的旅行怎么樣？這是我所有旅行中最愉快的一次。考查形容詞的比較級(jí)。“否定形式比較級(jí)”等同于最高級(jí)。根據(jù)語境可知此處用比較級(jí)與句中的never結(jié)合表示最高級(jí)。(2012·北京海淀區(qū)模擬)Our women athletes achieved great succes

10、s in the Vancouver Winter Olympic Games.Yes.No one could perform_,I think.Awell Bbetter Cbest Dthe best解析：選B。答句句意為：我們的女運(yùn)動(dòng)員在溫哥華冬奧會(huì)上取得了巨大的成就。是的。我想，沒人比她們表現(xiàn)得更精彩了。此處用“否定形式比較級(jí)”表達(dá)“沒人比更，最”之意。提示：can not(never)/could not(never)與enough/too連用也表示最高級(jí)含義，意為“再也不過分”。如：You can never be too careful.你再怎么小心也不過分。You can n

11、ot praise the play too highly.這出戲你無論怎樣稱贊都不過分。4.Tired of all that fat? Want to be lose weight?be/get tired of 厭煩；討厭 拓展 (1)tired/tiring的用法區(qū)別： tired意思為“疲憊的，累的”，用于描述人，通常用be tired，look tired等結(jié)構(gòu)；tiring意思為“令人厭倦的，使人疲勞的”，指某事或者某人使人厭倦，情感上不再予以理睬而回避。例如：This is a tiring marriage.這是一個(gè)令人厭煩的婚姻。 拓展 (2)be tired from 因

12、而疲倦 be tired out 筋疲力盡完成句子(1)我們等他打電話來都等膩了。We to call.(2)她厭倦了每天都要進(jìn)那間辦公室。Shes every day.were tired of waiting for himgetting tired of going into that officelose weight 體重減輕；減肥這么短的一個(gè)月你怎么減肥的？How did you in so short a month?聯(lián)想 put on weight 體重增加 watch ones weight 注意飲食以免發(fā)胖5.Curiosity drove Wang Feng inside

13、.王鵬受到好奇心的驅(qū)使，走了進(jìn)去。 curiosity n. 好奇心；求知欲 搭配 have a curiosity about sth./to do sth. 對(duì)有好奇心 out of curiosity 出于好奇 satisfy ones curiosity 滿足好奇心 It was curious that(奇怪的是) she didnt tell anyone.她沒有告訴任何人，這很反常。 派生 curious adj.求知欲強(qiáng)的；好奇的 curiously adv.好奇地完成句子(1)兒童對(duì)周圍的世界有天生的好奇心。Children the world around them.(2)

14、出于好奇，請(qǐng)問你有多大？Just _，how old are you?(3)我有種好奇心，想知道下一步要發(fā)生什么事情。I what would happen next.(4)他們對(duì)住在樓上的人感到很好奇。They _ very the people living upstairs.(5)“你真是位畫家嗎？”他好奇地問道?！癆re you really an artist？” he asked _.have a natural curiosity about out of curiosity have a curiosity to know were curious about curiousl

15、y6.Wang Pengwei was amazed at this and especially at the prices.amaze v.(1)To fill with great surprise,cause wonder in 吃驚，使吃驚e.g. It amazed me to hear that you were leaving.(2)be amazed at. 對(duì)感到驚訝，驚愕e.g. You would be amazed at how difficult it was.7. He could not have Yong Hui getting away with telli

16、ng people lies！他可不能讓雍慧哄騙人們卻不受懲罰！ have sb./sth. doing sth. 讓某事發(fā)生,強(qiáng)調(diào)doing這一動(dòng)作持續(xù)進(jìn)行或“使某人或某物處于某種狀態(tài)”。 If you dont put a fence around your garden，youll have people walking in and stealing your fruit.如果你不用籬笆圍住果園，會(huì)有人進(jìn)來偷摘你的水果。 (1)have sb. doing也可以表示“允許或容忍某人干某事/某事發(fā)生”。此時(shí)應(yīng)該用在否定句中，并且只限于第一人稱(I/we)。 “I/We wont/cant

17、 have sb. doing”相當(dāng)于“I/We wont/cant allow sb. to do”。例如： I wont have you doing such a thing.我不許你做這種事。(2)have sb. do sth.“使某人做某事” ,強(qiáng)調(diào)一次具體的動(dòng)作。此處不定式作賓語補(bǔ)足語省略了to。例如：No one can have Tom do this.沒人能使湯姆做這件事。(3)have sth. done包含兩層意思，一種是請(qǐng)別人做某事，另一種為承擔(dān)外界或別人做某事的后果。例如：Youd better have your hair cut，for its too long

18、 for a boy.你最好去理發(fā)，對(duì)男孩子來說，這頭發(fā)太長(zhǎng)。I had my wallet stolen on the bus.我的錢包在公交車上被盜了。(4)have sth.to do中to do為不定式短語作后置定語。完成句子仿寫：(1)我要用三天的時(shí)間教會(huì)你開車。Ill _ in three days.(2)我鼓勵(lì)他們大家用英語交流。I _ in English to each other.have you driving have them all talking get away with. 不因受懲罰；受到 完成句子 (1)我不能讓你考試作弊而不受懲罰。 I wont have

19、 you _cheating in the exam. (2)他犯了如此嚴(yán)重的錯(cuò)誤，僥幸只交了罰款了事。 He was so lucky to _ a fine for such a serious mistake.getting away withget away with聯(lián)想get across解釋清楚；使人了解 get on/along with進(jìn)展；與相處 get around/round 各處走動(dòng)；(消息)傳開 get down to開始；著手 get sb.down使沮喪；使悲傷 get over 克服；熬過；恢復(fù) get in 收集，使進(jìn)入 get through 接通電話；完成

20、get rid of 擺脫；除掉get away(from). (從)脫離，逃脫For the serious accident，he got away with only a fine.那么嚴(yán)重的事故，他交了罰款就完事了。The child ought to be punished.You shouldnt let him get away with telling lies!這孩子應(yīng)該受到懲罰，對(duì)他撒謊這事你不應(yīng)就這么算了！(湖北高考)If we can get over our present difficulties，then everything should be all righ

21、t.如果我們克服了目前的困難，那么一切都應(yīng)該會(huì)好起來。(重慶高考)Isnt it time you got down to marking the papers?你是不是該開始批改試卷了。Every now and then I like to spend a few days in the country to get_away_(from) the noise and pollution of London.我間或喜歡在鄉(xiāng)下住幾天以避開倫敦的喧鬧和污染。tell a lie 說謊 a white lie 善意的謊言 (1)我總能知道他什么時(shí)候在說謊。 I always know when

22、he is . (2)他為自己的遲到向老板撒了一個(gè)謊。 He _ his boss _ for being late. 拓展lie n謊言v撒謊 lie to peopletell people lies 向某人撒謊 tell the truth 說實(shí)話 (3)他向妻子撒了個(gè)謊，這樣他可以晚點(diǎn)回來。 He _ his wife(told his wife a lie/told a lie to his wife) so that he could come home late.telling lies told a lielied tolie lied lied lying 說謊lie lay

23、 lain lying 躺，處于（某一位置）lay laid laid laying 放置，下蛋，產(chǎn)卵lie in 在于(牛津P1165)You could see from his face that he was lying.從他的表情上你可以看出他在撒謊。He didnt finish his homework last night so he told a lie.他昨天晚上沒有完成作業(yè)，所以他說了謊。The survivors lay on the beach，exhausted and shocked.幸存者們躺在沙灘上，疲勞不堪又深感震驚。She told me that hap

24、piness lies in helping others to be happy.她告訴我快樂的真諦在于幫助他人變得快樂。The suspect _ to the police that the hammer still _ where he had _ it.Alay; lay; lain Blay; lied; laidClied; lay; laid Dlied; laid; lain析：句意：嫌疑犯向警察撒謊說那把鐵錘仍然在他原來放的地方。第一空意思是“撒謊”(lie)，其過去式為lied，lie to sb.意思是“向某人撒謊”；第二空意思是“位于，在(lie)”，其過去式為lay

25、；第三空意思是“放置(lay)”，其過去分詞為laid。答案：C8.Perhaps with a discount and a new sign he could win his customers back.win.back意為：贏回；重新獲得win sb.s heart贏得某人的愛情 win a gold medal獲得金牌win sb. round/around/over說服某人；把某人爭(zhēng)取過來win out (=win through)(經(jīng)歷困難后)終于成功即學(xué)即用(1)中國(guó)人民一定會(huì)贏得抗震這場(chǎng)戰(zhàn)爭(zhēng)。 The people of China will _ the earthquake

26、.(2)我怎么才能重新贏得她的信任？ How can I _? win the battle againstwin back her trust9.The strength of the diet in Wang Pengs restaurant was that it provided plenty of energy giving food.王鵬餐館的飲食優(yōu)點(diǎn)在于它能提供含有足夠熱量的食物。strengthn. U力量，體力 C長(zhǎng)處，強(qiáng)項(xiàng)build up ones strength增強(qiáng)實(shí)力strengthen v.增強(qiáng)，加強(qiáng)(天津高考)When we think of leadership

27、，we often think of strength and power.一想到領(lǐng)導(dǎo)才能，我們通常會(huì)想到實(shí)力和權(quán)力。(2009年高考浙江卷)Each of us has our own strengths and weaknesses.我們每個(gè)人都有自己的強(qiáng)項(xiàng)和弱項(xiàng)。The ability to keep calm is one of her many strengths.能夠保持冷靜是她的多項(xiàng)長(zhǎng)處之一。Our friendship has steadily strengthened over the years.我們的友誼逐年加深。Part 3. Learning about Langua

28、ge1. consult vt.咨詢；請(qǐng)教；vi.商量consultant n顧問，咨詢者consult sb.向某人請(qǐng)教consult a doctor看醫(yī)生consult a dictionary/map查字典/地圖consult with sb. about/on sth.就與某人交換意見(1)He his partners the investment.他與合伙人商量那項(xiàng)投資。(2)She consulted her doctor about her disease.她向她的醫(yī)師求診。consulted with aboutPart 4. Using LanguagePerhaps h

29、e would be able to earn his living after all and not have to close his restaurant.earn ones living 謀生(earn ones/a livingmake ones/a living) (1)我主要以教書謀生。 I mainly by/from teaching. (2)他以修車謀生。 He by repairing cars. 聯(lián)想 earn moneymake money 賺錢 earn ones praise 受到某人的表揚(yáng)earned my living earns a living 2.He

30、 did not look forward to being in debt because his restaurant was no longer popular.in debt 負(fù)債，欠債 (1)在舊社會(huì)，許多農(nóng)民負(fù)債累累。In the old days，many peasants are _.in heavy debt 提示 如果表示欠某人的債，后面加介詞to。be in debt to sb. 欠某人的債。 聯(lián)想 be in ones debt 欠某人的情 be out of debt 還清債務(wù)(表狀態(tài)) pay off debt 還清債務(wù)(表動(dòng)作) get into debt(2)

31、他現(xiàn)在有足夠的錢來還清父親尚未還清的債務(wù)。He has enough money to _ his fathers outstanding debts.(3)瑪麗陷入債務(wù)中。Mary was _ debt.(4)你知道，我欠我父母的太多了。You know，I am _.pay off getting into in my parents debt3.She did not look happy but _ glare _ at him. glare vi. 瞪眼，怒目而視，常與介詞at連用； n. 怒視；強(qiáng)烈刺目的光。即學(xué)即用 (1)這位老人只是站在那里對(duì)那個(gè)扒手怒目而視。 The old

32、man just stood there the pickpocket.(2)太陽的耀眼光芒從藍(lán)天中散射開來。 The sun _ the blue sky. glaring atglares out of辨析 glare at/stare at/glance at 三者都有“凝視”的意思，但是用法不一樣。 glare at指“怒視”，表示生氣地盯著某人。 stare at表示“盯著看”，指由于驚奇、害怕、生氣或沉思而睜大眼睛全神貫注。glance at指“快速地看某人或某物一眼”，強(qiáng)調(diào)動(dòng)作。4.I dont want to upset you,but I found your menu so

33、 limited that I stopped worrying and started advertising the benefits of my food.我不想讓你心煩,不過我發(fā)現(xiàn)你菜譜上的菜太少了,所以我也就不擔(dān)心了，我也開始宣傳我的食物的好處。 so.that.意為：如此以致于,在此引導(dǎo)結(jié)果狀語從句，so是副詞,后跟形容詞或副詞，在這個(gè)從句中一般不用情態(tài)動(dòng)詞。 limit n.界限；限度；vt.限定；限制。(1)go beyond/over the limit超過限度within limits在一定范圍內(nèi)；有限度的within the limits of在的范圍內(nèi)They did

34、well within the limits of their knowledge.由于知識(shí)所限，他們已經(jīng)做得很好了。without limit無限(制)地set a limit to sth.對(duì)規(guī)定限度be limited to sth.受限制于某物I believe teaching should not be limited to the classroom.我認(rèn)為教學(xué)不應(yīng)該局限在教室內(nèi)。(2)limit sth.to.把限定在的范圍內(nèi) 即學(xué)即用(1)我們能忍受的疼痛是有限的。 There is _ the amount of pain we can bear.(2)我們要為這次旅行的花

35、費(fèi)設(shè)個(gè)界限。 We must _ the expense of the trip.(3)她的旅行僅限于一些法國(guó)的旅游勝地。Her traveling has been _ a few French resorts.(4)我為了減肥，限定自己每天攝入1000卡的熱量。Ive _ myself _ 1,000 calories a day to try to lose weight.a limit to set a limit to limited to limited to benefit vt. 使受益；得益n利益；益處(1)A university education is of huge

36、and direct benefit to the individual. (2010·北京，閱讀理解D)大學(xué)教育對(duì)于個(gè)人有巨大且直接的好處。(2)It is an expensive investment but it will benefit the company in the long run.這是一項(xiàng)花費(fèi)很大的投資，但從長(zhǎng)遠(yuǎn)來看，它將對(duì)公司有好處。搭配 benefit from.從中獲益 完成句子 (1)他將從這種新的經(jīng)營(yíng)方式中受益。 He will the new way of doing business. (2)從學(xué)習(xí)外語中我得到很多益處。 I got a lot o

37、f learning a foreign language. (3)每天做些適量運(yùn)動(dòng)對(duì)健康很有好處。Plenty of exercise every day is our health.(4)她為了健康而去了那里。She went there her health.benefit from benefit from 識(shí)記of benefit to對(duì)有益處for the benefit of.為了的利益of great benefit to =be beneficial to sb.對(duì)某人有益處unemployment benefits 失業(yè)救濟(jì)金聯(lián)想 do good to.對(duì)有好處to one

38、s advantage對(duì)某人有好處to ones interest對(duì)某人有益in the interest of為了的利益to ones profit對(duì)有好處in ones favor對(duì)有利for the sake of為了，為了的利益5.“Well,I do have to rest a lot,” admitted Yong Hui.“是的，我的確經(jīng)常需要休息，”雍慧承認(rèn)道。 do在此用來加強(qiáng)語氣，意為“的確”。在謂語動(dòng)詞(變成動(dòng)詞原形)前，根據(jù)人稱和時(shí)態(tài),加上do,does或did進(jìn)行強(qiáng)調(diào),用來加強(qiáng)語氣。表示“確實(shí)，的確；非?！?。 6.“According to my research,

39、neither your restaurant nor mine offers a balanced diet,”explained Wang Peng.“根據(jù)我的研究,你我兩家的餐館都不能提供均衡的膳食，”王鵬解釋道。 neither.nor. 意為：既不也不，為并列連詞，其反義詞組為both.and.7. Perhaps we ought to combine our ideas and provide a balanced menu with food full of energy and bine vt. & vi.(使)結(jié)合；(使)聯(lián)合combine aga

40、inst為反對(duì)而聯(lián)合combine.with.將與結(jié)合在一起combination n.聯(lián)合；化合in combination聯(lián)合起來；在聯(lián)合中 combine to do 聯(lián)合做某事 根據(jù)漢語意思，完成下列句子。 (1)鋼是由鐵加碳煉制而成的。 Steel is produced by iron _ carbon. (2)那兩個(gè)黨聯(lián)合起來打敗了政府。 The two parties defeat the bining with combined to 易混辨異combine,unite,connect,join,link這幾個(gè)詞都有“結(jié)合”的意思。 (1)comb

41、ine和unite強(qiáng)調(diào)在混合或結(jié)合產(chǎn)生一個(gè)新產(chǎn)品的過程中每個(gè)個(gè)體的特性消失了。combine更強(qiáng)調(diào)新出現(xiàn)的東西，unite則突出新東西的單一性。(2)connect暗示一種松散的附合,尤指保留構(gòu)成要素的特性和保留這種連結(jié)跡象的附合。(3)join著重表示形體上或思想上聯(lián)系或連接的意思,或表示兩個(gè)或兩個(gè)以上物體怎樣構(gòu)成一連續(xù)的東西。(4)link表示形體方面的意思時(shí)，暗示了新產(chǎn)品保留了原來個(gè)性的特征，又互相不可分割。 即學(xué)即用(1)工人們聯(lián)合起來反對(duì)工頭。 The workers _ the boss.(2)有些電影把教育與娛樂結(jié)合了起來。 Some films _ education _ re

42、bined againstcombine with8.In this way they cut down the fat and increased the fibre in the meal.cut down 削減；刪節(jié) (1)你抽煙太兇了，該少抽點(diǎn)。 You smoke too muchyou should try to _. (2)文章太長(zhǎng)了，需要壓縮一下。 The article is too longit needs a little.cut down cutting down 聯(lián)想cut in 插嘴 cut across走捷徑，抄近路cut off 切斷；中

43、斷；隔絕 cut up 切碎；割碎 cut down 砍斷 cut out 戒掉；改掉9.Their balanced diets became such a success that before long Wang Feng became slimmer and Yong Hui put on more weight.before long 不久以后Before long they didnt have to worry about their chickens.不久，他們就不用擔(dān)心他們的小雞了。提示 long before“很久以前”，可以單獨(dú)使用，也可以接名詞或句子。例如： I hea

44、rd of it long before.我很久以前就聽說這件事。 選詞填空 before long/long before (1)It wasnt the whole country rose up and drove the enemies out. (2)I expect the bus will be here .long before before long 完成句子1Wang Pengwei sat in his empty restaurant _(感到十分沮喪)(frustrate)2 (一定是出了嚴(yán)重的問題) if Maochang was not coming to eat with him as he always did.(happen)3I will (在兩周內(nèi)去掉您的全部脂肪) if you eat here every da