高中英語(yǔ) unit 3《computers》vocabulary and useful expressions教案 新人教版必修2

111Unit 3 Computers1. calculate vt.(1)計(jì)算，核算e.g. The committee calculated the costs very carefully.(2)估計(jì)e.g. I calculate what it will cost.(3)美口以為；認(rèn)為e.g. I calculate all of them will come here.(4)打算或計(jì)劃做某事e.g. This advertisement is calculated to attract the attention of children.The loss has not yet been _ accurately, but it is believed to be well beyond a hundred million dollars.A. calculated B. consider C. completed D. controlled2. compare v. & n.(1)比較，對(duì)比compare A with B 把A與B相比較 compare A to B 把A比作B(2)vi. 與類似、相似compare with/to sb./sth. 比起某人、某物，與某人、某物相比e.g. This school compares with the best in the country.(3)獨(dú)一無(wú)二的東西，舉世無(wú)雙e.g. a diamond beyond comparecompare notes with sb.與某人交換看法（或意見等）3.universal(1)全世界的，共同的，全體的e.g. Agreement on this issue is almost universal.(2)普遍存在的；廣泛適用的e.g. a universal problem Although I was young I could simplify difficult sums.although引導(dǎo)讓步狀語(yǔ)從句。4.simplifya simplified text 簡(jiǎn)易讀本5. sum n. & v.(1)n. C總數(shù)，總和e.g. The sum of two and five is seven.(2)n. C金額，錢數(shù)e.g. It will cost an enormous sum to build the stadium.(3)n.(pl.)算術(shù)題e.g. Tom is better at sums than I am.(4)vt. & vi. 共計(jì)e.g. sum up the figuresin sum總而言之 sum up總結(jié)，概括6. before(1)在以前e.g. He had left before I arrived.(2)之后才常用結(jié)構(gòu)：It will be + 時(shí)間 + before +從句 多久之后才 It will bot be + 時(shí)間 + before +從句 沒過多久就會(huì)e.g. It will be three years before we meet again.(3)（不久）就；還沒來(lái)得及就常見結(jié)構(gòu)：It was(wasnt) + 時(shí)間 + before + 從句e.g. It wasnt long before he returned from abroad.7. artificial(1)人工的；人造的；假的an artificial flower/limb(2)人為的；非自然的e.g. An interview is a very artificial situation.(3)虛假的；假裝的artificial emotion8. intelligence智力，材質(zhì)；消息，情報(bào)e.g. Use your intelligence.secret intelligence9. solve 解答；解決辨析：易混詞辨析例句resolve表示決心；解決困難；分解等。The conflict was resolved.solve主要表示解答難題等。He has solved all the problems.辨析：易混詞辨析例句solve“解決”，側(cè)重的是給出一個(gè)答案。solve a mystery/a puzzle/difficulties/a problemsettle“解決”，其對(duì)象通常是某種爭(zhēng)端。settle an issue/an argument/a matter/a quarrel10. fromonfrom then/that time on從那時(shí)起 from now on從現(xiàn)在起 from tofrom morning to night11. reality辨析：易混詞辨析例句reality“真實(shí)，實(shí)在”，指某事物的確存在。The film showed life in the poor area with great reality.truth“真實(shí)，真理”，指對(duì)人或事實(shí)而言。This is an eternal truth.12. shareshare sth. with sb.share sth. among/between sb.share and share alike13. application apply 申請(qǐng)；應(yīng)用14. communication(1)U交流，通訊(2)C交通或通訊設(shè)備15. finance n. & v.(finacial)(1)n. 資金e.g. finance for education(2)n.U財(cái)政；金融；財(cái)務(wù)e.g. the Minister of Finance財(cái)政部長(zhǎng) the finance director/department財(cái)務(wù)主任、財(cái)務(wù)科(3)(finances)(pl.)（個(gè)人、組織、國(guó)家的）財(cái)力，財(cái)源，財(cái)務(wù)管理e.g. Buying the new house put a severe strain on our finances.(4)v. 給提供資金e.g. He took a job to finance his stay in Australia.16.mobile adj. & n.(1)adj. 非固定的，可移動(dòng)的e.g. mobile equipment a mobile shop a mobile hospital mobile home(2)adj. 行動(dòng)方便的，腿腳靈便的(3)adj.易于變換社會(huì)階層（或工作、住處）的，流動(dòng)的e.g. a mobile workforce(4)adj. 多變的，易變的e.g. She has a mobile face.(5)n. 風(fēng)鈴，（可隨風(fēng)擺動(dòng)的）懸掛飾物17. explore vt.(1)探測(cè)，勘察，探險(xiǎn)e.g. The oceans have not yet been fully explored.(2)探究，仔細(xì)查閱e.g. Ill explore the possibility of getting a job here.18. goal n.(1)目標(biāo)；目的e.g. Goals determine what you are going to be.(2)進(jìn)球；得分e.g. get/make a goal(3)球門e.g. keep goal 守球門achieve ones goal kick a goal19.providewithe.g. They provided food and clothing for the homeless.provide sb. with sth. = provide sth. to/for sb.e.g. The sun provides us with light and heat.provide against provide for sb.辨析：易混詞辨析例句provide“事先準(zhǔn)備好”必需品來(lái)供應(yīng)。supply“補(bǔ)給不足”的人員或設(shè)備。The company supplies tents to the deparment.20.downloadupload上傳 search engine搜索引擎 log on/in登錄，上線 log off/out注銷，下線 chat room聊天室 click點(diǎn)擊21. in realityin fact in actual fact as a matter of fact22. give away(1)捐贈(zèng)，贈(zèng)送，分送e.g. He gave away most of his money to the charity.(2)分發(fā)，頒發(fā)e.g. The headmaster gave away the prizes at the school sports day.(3)泄漏，暴露e.g. give away the secrets(4)喪失，失去e.g. He gave away his fortunate.23. consistconsist of 由組成 consist in 在于 consist with 與一致e.g. Our team consists of 11 members.Happiness consists in health.由組成 用被動(dòng)語(yǔ)態(tài)：be made up of be composed of 用主動(dòng)語(yǔ)態(tài)：consist of24. advantage(1)優(yōu)勢(shì)，有點(diǎn)e.g. I had the advantage of him.(=I was in a better position than he was.)(2)利益，好處e.g. There will be no advantage in doing.take advantage of利用 be of advantage to對(duì)有利 to the advantage of sb.對(duì)某人有利辨析：易混詞辨析例句advantage指在物質(zhì)利益方面及競(jìng)爭(zhēng)中所占的優(yōu)勢(shì)或有利條件。There will be no advantage in wasting time.profit多局限于物或金錢的利益，指“利潤(rùn)”時(shí)，常用復(fù)數(shù)。The bank did not make profits last year.benefit常用的詞，可兼指物質(zhì)和精神兩方面的好處。The new factory will be a great benefit to the town.25. reasonthe reason why the reason for whiche.g. I want to know the reason why he failed the exam.26. signal v. & n.(1)v. 發(fā)信號(hào)；示意e.g. Mary was signaling to us.(2)n.信號(hào)，暗號(hào)(3)n. 電信號(hào)e.g. TV signals a radio signalIn our class, when the bell and the teacher closed his book, it was a signal everyone to stand up.（它正是大家要起立的信號(hào)）(signal)27. in a way = in one way on the way by the way in the way28. make up(1)編排e.g. He made up the name list.(2)由組成，構(gòu)成 be made up of(3)編造，捏造e.g. The whole story is made up.(4)湊足，補(bǔ)足或補(bǔ)齊某事物e.g. We need 10,000 dollars to make up the sum required.(5)彌補(bǔ)；補(bǔ)考e.g. Shell make up the final exam.(6)化妝e.g. She took over an hour to make up.(7)鋪床，支起（臨時(shí)的床）e.g. They made up a bed on the floor.(8)與某人和解、和好e.g. They quarreled but soon made up.American Indians _ about five percent of the U.S. population.（2008 浙江）A. fill up B. bring up C. make up D. set up29. after allat all after all above all in all Why are you so anxious? It isnt your problem after all.（畢竟這不是你的問題）(after all)30.deal with 對(duì)待；對(duì)付；處理；與交易；論述；涉及e.g. This book deals with an important issue.辨析：易混短語(yǔ)辨析例句deal withdeal是不及物動(dòng)詞。一般與how連用。I want to know how to deal with it.do withdo是及物動(dòng)詞。一般與what連用。I want to know what to do with it.31. watch over看管；照顧；看守；守衛(wèi)watch out注意，留神 keep a watch on監(jiān)視 on the watch for看守，監(jiān)視 set a watch on派兵守衛(wèi)32. spoil v. & n.(1)v. 破壞；搞壞；糟蹋；毀掉e.g. Our camping trip was spoilt by bad weather.(2)v. 溺愛，嬌慣，寵壞e.g. She spoiled her child.(3)v. 善待，格外關(guān)照e.g. spoil oneself(4)v. （食物）變壞、變質(zhì)e.g. Dont eat the food because it spoiled.(5)n. pl.戰(zhàn)利品，掠奪物；成功帶來(lái)的好處e.g. The robbers divided up the spoils.111