人教版高中英语必修二Unit3课文知识点详解优质
人教版必修2Unit3解析
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Unit3 Computers知识点详解Ⅰ. 常考单词必背1.simplify vt. 简化Try to simplify your explanation for the children.设法让你的解释简易一些，让孩子们能听懂。
[快速闪记]simplified adj. 简化的simplification n. 简化2. sum n.总数;算术题;金额v.合计In sum，the course is clear.总而言之，这个过程是清晰的。
[快速闪记]in sum 总之，总而言之sum up 概括;合计sum up to 总计为3.intelligence n.智力;聪明;智能Computer scientists study artificial intelligence.计算机科研人员研究人工智能。
[快速闪记]intelligent adj. 智能的;聪明的4. solve vt. 解决;解答Can you help me to solve this maths question?你能帮我解答这个数学问题吗?[快速闪记](1) solve/settle/deal with problems 解决问题(2) solution n. 解决，解答5.total adj. 总的;整个的 n. 总数;合计In total，they spent 420 hours on the project.他们在这项工程上总共花了420 个小时。
[快速闪记]totally adv. 完全地;整个地6.application n.应用;用途;申请There were more than 300 applications for the six jobs.有300多人申请这6份工作。
[快速闪记]apply v. 应用，运用，申请，请求7. explore vt.&vi. 探索;探测;探究The scientists are exploring all possible ways to improve food production.科学家们正在探究所有可能提高食品产量的方法。
人教版高中英语必修二Unit3知识点梳理优质
他学习不用功， 结果考试不及格。
拓展 as a result of 作为……的结果 with the result that-clause 因此 result from 起因于
It was clever of you to_____ solve the problem. 7．事故往往起因于粗心大意。 arise from Accidents often __________carelessness. 8．古代人们燃烧狼烟来传递外敌入侵的消息。 a signal of aggression in People burnt wolf's dung to send ___________ ancient time. 9．我帮您计算账单。
(3)潜水艇发出求救的信号。
signaled for help The submarine________________. (4)我们可以通过用手电筒将这消息发出去。 signal the message flashing the torch. We can ________________by
3．arise vi.(arose, arisen)出现；发生 例句
用本单元所学单词及用法完成下列句子 1．可能会下雨，但无论如何，我都会出去。 anyhow It may rain, but I shall go out__________. 2．阅读别人的私人信件是违法的。 personal letter. It goes against law to read someone's________ 3．在因特网上，我们可以免费下载和使用很多信息。 On the Internet we can _________and use lots of information download
人教版高中英语选择性必修第二册精品课件 Unit 3 Section Ⅲ
n.理想;完美的人(或事物)
13. trick /trIk/ n.诀窍;计谋;把戏 14. fundamental /̩fʌndə̍mentl/ adj.根本的;基础的;基本 的 n.基本规律;根本法则 15. consistent /kən̍sIstənt/ adj.一致的;连续的 16. modest /̍mɒdIst/ adj.些许的;谦虚的;朴素的 17. chew /tʃuː/ vi.& vt.咀嚼;嚼碎 n.咀嚼 18. overall /̩əʊvər̍ɔːl/ adv.总体上;大致上 adj.全面的; 综合的
3.Which of the following is a good habit,according to paragraph 3? C A.Eating quickly. B.Eating as full as you can. C.Eating three meals a day at the same time. D.Eating a lot in one meal,and then a little in the next.
【合作探究】 记一记·长知识 trick用作名词还可表示“恶作剧”,用作动词时表示“欺骗;戏 弄”。 play a trick on sb 捉弄某人 fall for one’s trick 落入某人的圈套 trick sb into doing sth 欺骗某人做某事
【即学即用】 阅读下列句子,匹配trick的词性和含义
【即学即用】
单句语法填空
①We went out in spite of the rain.
②We worked all day in spite of
the cold weather.
2019人教版高中英语必修二Unit 3 单元知识点总结课件
03 课文填空
STRONGER TOGETHER: HOW WE HAVE BEEN CHANGED BY THE INTERNET Much has been written about the wonders of the World Wide Web. There are
_c__o_u_n__t_l_e_s_s__(无数的) articles _t_e__ll_i_n__g__(tell) us how the Internet has made our lives more convenient._W___e__n_o__l_o__n_g__e_r__h_a__v_e__t_o__w__a_i_t__i_n__l_i_n_e__o_r__c__a_r_r_y___c_a_s_h___a_r_o__u_n__d___ __w__h__e_n__w__e__g__o__s_h_o__p_p__i_n_g___. (当我们去购物时,我们不再需要排队等候或随身携带现金。) We can get_t_h__e__m__o_s__t_u__p_d__a_t_e_d___i_n_f_o_r__m__a_t_i_o__n_ (最新的信息) from large databases.W___e__c_a_ _n__d__o_w__n_l_o__a_d__s_o__f_t_w_ _a_r_e__, _d__o_c_u__m__e_n__t_s_,_a_ _n_d_ __im_ __a_g_e__s__w_ _h_e_n__e_v__e_r __w__e_n__e_e__d__t_h_e__m___(我们可以在任何需要的时候下载软件、文件和图片。) But the Internet
词形变化
6. ____c_o_m__p_a_n_y_____ n.公司;陪伴→___a_c_c_o_m__p_a_n_y____ v.陪伴 →____c_o_m__p_a_n_i_o_n___ n.同伴;伙伴 7. ____b_e_n__ef_i_t_______ n.益处, 好处;v.使…获益 →_____b_e_n_e_f_ic_i_a_l_______ adj.有益的;受益的 8. _____d__is_t_a_n_c_e______ n.距离→______d_i_st_a_n_t_______ adj.遥远的;远处 的 9. _____i_n_s_p_ir_e_______vt.鼓舞;激励;启发思考→____i_n_s_p_i_ri_n_g_____ adj. 令人鼓舞的; 启发灵感的→_____i_n_s_p_ir_e_d______ adj. (人)受到鼓舞的;受 到启发的→_____in__sp__ir_a_t_io_n______ n.灵感;鼓舞
人教版高中英语新课标必修二Unit3 Computers知识点详解整理
英语必修二Unit3 Computers拓展词汇1.simplify vt.简化；使简明simple--complicated（复杂的）adj. simplify---complicate（使复杂化）vt.-fy “形成”“变成”“使……化”beautify，classify2.It takes +一段时间+before+从句过了一段时间后才……It will (not) be +时间段+before+从句（现在时）要过一段时间后才……（用不了一段时间就……）It was (not) be +时间段+before+从句（过去时）过了一段时间后才……（没过一段时间就……）3.solve vt.解决；解答【变形】solution n.解决，解答the solution to the problem【辨析】solve & settle4.reality n. [U]现实；真实[C] 事实；实际truth/as a matter of fact5.随着……As time went by,......(从句)With time going by,......（复合结构）6.go by (时间)逝去，过去；走过；经过；（机会等）轻易错过7.as a result 因此，结果（+结果）as a result of 由于……，作为……的结果（+原因）result from 由……引起，起因于result in 导致，造成8.totally adv. 完全地；整个地9.so...that 如此……以至于（+结果状语从句)置于句首--倒装结构So tired was she that he fell asleep as soon as he lay down.10.application n.[C,U]应用；用途；申请；请求make an application (to sb.) for （向某人）申请……an application form 申请表【变形】11.explore v.探测，勘察，探险；探究，考察【形近词】explode 爆炸explain 解释说明export 出口，输出12.anyhow adv.1）（转换话题、结束谈话或回到原话题时说）无论如何，反正Anyhow I don’t like it.2）而且，加之，反正I don’t want to go out and anyhow it is raining.3）尽管，即使这样I am afraid I can’t come, but thank you anyhow.13.goal n.14.of high qualityof +修饰词（high，great，little，some，no 等）+抽象名词（value,importance，use，help，interest等）作定语或表语=adj.15.intelligent adj. 智能的，聪明的intelligent machines/systems 智能机器/系统【变形】intelligence n.智力；才智；智慧intelligence quotient =IQ智商e true 实现，成为现实（无被动）become a reality 实现realize 实现17.give away捐赠，赠送；分发，颁发；泄露，暴露18.signal1) v. 发信号；示意2)n.信号，暗号a danger/warning signal 危险/警告traffic signals 交通信号19.personally adv.1）就个人而言=in one’s opinion2）本人；亲自by oneself20.in a way =in one/some way在某种程度上in the way/in one’s way 挡道，碍事in this/that way 以这种/那种方式in any way 在任何方面by the way 顺便说一下，顺便问一下by way of 经由……on one’s/the way to 在去……的途中in no way 决不，一点儿也不21.arise vi.1）出现；发生，产生2）（由……）引起；（因……）产生22.make up1)组成，构成被动形式be made up of2)编造，虚构3)化妆，打扮4)弥补（常与for连用）23.after all1)终究；归根结底（结果与预想不同，句尾）2)毕竟，别忘了（解释或说明理由，句首at all 完全，根本(否定，疑问，表条件的从句) not ...at all 一点也不above all 首先，最重要的是，强调最重要的in all 总共，总计=in total24.with the help of sb. =with one’s help 在……的帮助下；借助（be）of great help 非常有帮助come to one’s help 来帮某人的忙can't help but do sth. 不得不做某事can't help doing sth. 忍不住做某事help...out 帮助……摆脱困境help oneself to 自用；自取25.deal with1）对待；对付；处理2）与……交易3）论及；涉及how to deal with...what to do with...26.watch over1)看管；照顾。
高中英语人教版必修二Unit-3知识点汇总及强化练习
Unit 3 Computers 单元要点预览Ⅰ 词语辨析Ⅱ 词性变化Ⅲ 重点词汇1. sum n. 金额; 款项; 总数; 总和[典例]1). He was fined the sum of 200. 他被处以200英镑罚金。
2). The sum of 5 and 3 is 8. 5加3的和是8。
[重点用法]in sum简言之; 总而言之sum sb/sth up形成对某人[某事物]的看法[练习] 中译英1). 总之, 计划告吹了。
________________________________________________________ ______________2). 我认为她是个很能干的经理。
________________________________________________________ ______________2. advantage n.优点；优势；有利条件[典例]1). He has the advantage of a steady job. 他有工作稳定的有利条件。
2). They took full advantage of the hotel's facilities. 他们充分利用旅馆的设备。
[重点用法]take advantage of 对……加以利用；欺骗to sb.’s advantage 对某人有利have /get/win an advantage over （of）胜过；优于[练习] 中译英1).协议对我们有利。
________________________________________________________ ______________2).她利用了我的慷慨。
________________________________________________________ ______________3. goal n. 球门；进球得的分；目标[典例]1). He headed the ball into an open goal. 他乘虚把球顶入球门2). We won by three goals to one 以三比一获胜。
人教版高中英语必修2unit3课文知识点详解
即学即用 （1）—Excuse me,could you tell me the way to
the British Museum? —Sorry,I’m a stranger here. —A. A.Thanks anyway B.It doesn’t matter C.Never mind D.No problem 解析 A.不管怎样，还是要谢谢你。B.没关系。 C.不要紧；不用担心。D.没问题。句意为： ——打扰了，你能告诉我去大英博物馆的路 吗？——抱歉，我在这儿是个陌生人。——不 管怎样，还是要谢谢你。
（3）mark含义广泛，指事物留下的深刻印记，比 sign更侧重于区别性或指示性的标志。 （4）symbol指被人们选出的物体或图案，用来代 表 另一事物，作为该事物的标记或象征。 The dove is the symbol of peace. 鸽子是和平的象征。
即学即用
（1）The soldiers are hiding in the trees and
raised aised raising
即学即用 (1)我本来想事情会很容易，但是出现了许多问题。
I thought it would be easy,but a lot of problems have arisen . (2)事故由粗心大意引起。 Accidents arise from carelessness.
是我的一切。
with the help of my electronic
brain which neverwhfiocrhgentesvearnyftohrignegt是s 状语，
说an明yt主hi谓ng部分的伴随状况。在这个with短语中，
包含一个定语从句
高中英语人教版必修二Unit-3知识点汇总及强化练习
Unit 3 Computers 单元要点预览Ⅰ词语辨析Ⅱ词性变化Ⅲ重点词汇1. sum n. 金额; 款项; 总数; 总和[典例]1). He was fined the sum of 200. 他被处以200英镑罚金。
2). The sum of 5 and 3 is 8. 5加3的和是8。
[重点用法]in sum简言之; 总而言之sum sb/sth up形成对某人[某事物]的看法[练习] 中译英1). 总之, 计划告吹了。
______________________________________________________________________ 2). 我认为她是个很能干的经理。
______________________________________________________________________2. advantage n.优点；优势；有利条件[典例]1). He has the advantage of a steady job. 他有工作稳定的有利条件。
2). They took full advantage of the hotel's facilities. 他们充分利用旅馆的设备。
[重点用法]take advantage of 对……加以利用；欺骗to sb.’s advantage 对某人有利have /get/win an advantage over 〔of〕胜过；优于[练习] 中译英1).协议对我们有利。
______________________________________________________________________ 2).她利用了我的慷慨。
______________________________________________________________________3. goal n. 球门；进球得的分；目标[典例]1). He headed the ball into an open goal. 他乘虚把球顶入球门2). We won by three goals to one 以三比一获胜。
高中英语人教版必修二Unit3课文内容知识分享
必修二Unit3课文内容1. I developed very slowly and it took nearly two hundred years before I was built as an an alyticalmachi ne by Charles Babbage.本句是由并列连词 and 连接的并列句。
and 后的句子中before 引导时间状语从句。
△ before 引导时间状语从句before 引导时间状语从句时可以根据语境译作“过了……（时间）才……”，“还没来得 及……就……”或“在……之前”。
They walked about 30 miles before they saw a village.We had n 'r un a mile before he felt tired.△ before 常用于以下句型中：⑴It was +时间段+ before... “过了 ........ 才 ... ”，从句常用一般过去时。
⑵It was not long before ... “不久就 . ”，从句常用一般过去时。
⑶It will not be long before... “不久就会 ...... ”，从句常用一般现在时。
⑷It will be + 时间段+ before... “要过 ........ 才 ... ”，从句常用一般现在时。
It was five days before he came back.It was not long before he sen sed the dan ger of the positi on.It will not be long before they understand each other.It will be half a year before you graduate from the school.练习：1. It was evening ______ we reached the little tow n of Win chester.A. thatB. untilC. sinceD. before2. Scientists say it may be five or six years ________ it is possible to test this medicine onhuma n patie nts.A. sinceB. afterC. beforeD. whe n 3. Some one called me up in the middle of the ni ght, but they hung up ____ I could an swerthe pho ne.A. asB. sinceC. un tilD. before 4. He made a mistake, but the n he corrected the situati on ___ it got worse. A. un tilB. whe nC. before 5. It was some time____ we realized the truth. A. whe nB. un tilC. since 6. The America n Civil War lasted four years ____ A. after B. before C. whe n 7. - Why didn ' t you tell him about the meeting?-He rushed out of the room _____ I could say a word.A. beforeB. un tilC. whe nD. after8. -How long do you think it will be _____ China sends a manned spaceship to the moon?-Perhaps two or three years.A. whe nB. un tilC. thatD. before2. An yhow, my goal is to provide huma ns with a life of high quality.本句为简单句。
新教材2023年高中英语 Unit 3 Section Ⅲ课件 新人教版必修第二册
6．__o_n___ the Internet在网上 7．first __o_f___ all首先，第一 8．give __o_u_t___分发；发出(气味；热等) 9．in order __t_o___为了…… 10．be mean __t_o___对……刻薄/小气
Ⅲ．重点句型 1．This app keeps you ___u_p_d_a_te_d___ on all your favourite topics. 这个应用程序让你更新所有你最喜欢的话题。 2．However，__th_e__m_o_r_e___ polite you are，___t_h_e_l_e_s_s__ likely it is you will be attacked. 然而，你越有礼貌，你就越不可能受到攻击。
4．__W__i-_F_i____ n. 无线保真(用无线电波而非网线在计算机网络传输 数据的系统)
5．__p_r_e_ss____ vt. 按，压；敦促 →__p_r_e_ss_u_r_e____ n. 压力
6．__b_u_t_to_n____ n. 按钮；纽扣 7．__f_il_e____ n. 文件；文件夹；档案 8．__d_i_sc_o_u_n_t____ n. 折扣 vt. 打折 9．__a_c_c_o_u_n_t ___ n. 账户；描述
→__a_c_c_o_u_n_ta_n_t____ n. 会计
10．__c_l_ic_k____ vt. & vi. 点击 11．__t_h_e_ft____ n. 偷(窃)；盗窃罪
→___t_h_ie_f___ n. 贼；小偷；窃贼 12．__r_u_d_e___ adj. 粗鲁的；无礼的
→___r_u_d_e_n_e_ss___ n. 粗鲁；无礼 13．__t_a_rg_e_t____ n. 目标；对象；靶子 vt. 把……作为攻击目标 14．__f_a_ls_e____ adj. 假的；错误的
人教版高中英语必修2unit3课文知识点详解
3.And my memory became so large that even I couldn’t believe it!我的记忆能力变得如此 巨大，甚至连我自己都不能相信！ so+adj./adv.+that...意为 考点提炼 “如此……以致…… ”，引导结果状语从句。 so that引导目的状语从句，相当于in order
Don’t fire until I signal.
等我发出信号后再开枪。 He signalled to the waiter for the bill. 他示意服务员结账。 A red light is a signal of danger.
红灯是危险的信号标志。
归纳总结 signal vi.& vt.发信号；n.信号 。 易混辨异 signal,sign,mark,symbol (1)signal常指约定俗成、用于传达某些信息的信 号，也指灯光、声音或信号标志。
Unit 3
Ⅰ.高频单词思忆
Computers
基础落实
1.The development of the steam engine was a great technological (科技的) advance. 2.I haven’t calculated (计算) the result of the maths problem. 3.Life totally/completely (完全地) changed
that,该从句中常用情态动词may,might,can,
could,will,would和should。
4.After all,with the help of my electronic brain which never forgets anything,using my intelligence is what I’m all about!不管怎 么 样，在我过目不忘的电子脑的帮助下，运用智能 就考点提炼
人教版高中英语必修2unit3课文知识点详解(第一课时)
arise vi.出现； 发生；起因于 arouse vt.唤醒， 激起 rise vi.升起；起 身；增长；上升 raise vt.举起；唤 起；提高；饲养
过去式 arose
aroused rose
过去分词 arisen
aroused risen
I arose early in the morning.
我早上起得很早。
归纳总结 arise vi.出现，发生；上升 。 (1)作“呈现；出现；发生”之意时，主语多为以下 抽象名词： argument/problem/quarrel/question/movement。 （2）arise from由„„而引起，由„„而产生；
电脑由许多不同的零件组成。
He is making up stories.Don’t trust him. 他在编故事。别信他。 She spent two hours making herself up before the party.她在参加聚会前用了两个小时化妆。
归纳总结 make up 组成 ； 编出 ；和解，言归好； 化妆 ， 打扮；弥补；把„„补上。 make up for sth.弥补；补偿 make for朝某方向移动 make full/good/the best use of (=make the
the chance that
someone will be sent abroad for further
6.make up
In this way I can make up new moves using my“artificial intelligence”.(回归课本P23)
观察思考
A computer is made up of many different parts.
人教高中英语必修二Unit3课本知识点总结
必修二Unit3课本内容复习一. 词汇变形1. calculate v. 计算-- calculation n.计算；推算-- calculator n. 计算器2. application n. 应用；用途；申请-- apply v. 应用；试用；申请-- applicant n.申请人3. explore v. 探索；探测-- exploration n. 探索-- explorer n. 探险者4. arise v.出现；发生产生--arose（过去式）--arisen （过去分式）5. intelligent adj. 聪明的；智能的-- intelligence n. 智力6. simple adj. 简单的；简朴的-- simplify v. 使简化-- simply adv. 仅仅；简直--simplicity n.简单7. solve v. 解决，处理-- solution n. 解决办法；答案8. real adj. 真正的；真实的-- realize v. 实现--reality n.现实；事实-- realization n. 实现；领悟9. explore v. 探索-- exploration n. 探索；探测-- explorer n. 探险者；勘探者；考察者10. person n. 人；个人-- personal adj. 个人的--personally adv. 就个人而言11. universal adj. 普遍的-- universe n.宇宙12. operate v. 操作-- operator n.操作员二. 重点短语1. have...in common 有相同的特征（或特点）have much/a lot/ something/little/nothing in common with...与.... 有许多/一些/很少/没有相同之处【拓展】in common with...与....相同in common 共有；公有common sense 常识2. calculate v. 计算【拓展】calculation n.【C, U】计算；预测calculator n.计算器3. solve v. 解决，处理；解答搭配：solve a problem 解决问题remain to be solved 有待解决【拓展】solution n. 解决办法；答案the solution to sth. ....的解决办法【课堂练习】单句语法填空1. By his _____________(calculate), it could save airlines hundreds of millions of dollars a year.2. It ____________(calculate) that more and more people will shop at home instead of going tothe shopping center.3. The team are working hard to analyze the problem so that they can find the best __________(solve).4. With all the problems ____________(solve), he would have nothing to worry about.5. There are still many problems _________ (solve) before we are ready for a long stay on the moon.6. The teacher classified the words and ___________(simple) their usage so as to make them more easily to be grasped by his students.1. calculation.2. is calculated.3. solution.4. solved.5. to be solved.6. simplified4. go by （时间）流逝，过去e.g.Things will get easier as time goes by. 随着时间的推移，情况会有所改善。
人教版高中英语必修2Unit 3课文讲解
必修2 Unit 3
1.New Words P91
2.将生词标注到课文里。
必修2 Unit 3 课文讲解
WHO AM I? Over time经过一段时间 I have been changed quite a lot改变很多. I began as a calculating machine计算机 in France in 1642. Although I was young I could simplify 简化difficult sums数学题. I developed very slowly 发育迟缓and it took nearly two hundred years before I was built制成 as an analytical machine一 台分析机 by Charles Babbage.
必修2 Unit 3词语拓展2
Logy n. 逻辑 Logical adj. 逻辑的 Logically adv. 逻辑 Technology n. 科技 Technological adj. 科技的 Technologically adv. 科技地 Intelligence n. 智力 Intelligent adj. 智能的 Intelligently adv. 智能地
必修2 Unit 3 课文讲解
And my memory became so large that even I couldn’t believe it! But I was always so lonely standing there by myself, until in early 1960s they gave me a family connected by a network用互联网连成的家. I was able to share my knowledge分享我的 知识 with others through the World Wide Web万维网.
Unit 3 Food and Culture课文知识点 高中英语人教版(2019)选择性必修第二册
You are what you eat. 人如其食
relate sth. to sth. 将…与…联系起来
Part II
课文知识点详解
refer to sb/sth 描述...；涉及...；与…相关
our personality, character, and culture我们的个性、品格及文化
in many ways 从很多方面 a case in point 明证;很好的例子 prior to (doing) sth 在…之前的 experience in (doing) sth 在......方面有经验或经历 experience with sth 与......有关经验或经历
my only experience with Chinese cooking 与中式烹任有关经验或经历
Our _t_ra_v_e_l_s_(travel) then took us to South China, and then
on to central China.
Part I
课文语法填空
In each place we went, we experienced wonderful local
affair with everyone—from the youngest to the oldest— _j_o_i_n_in_g__(join) in to ter, I learnt that the most famous food in Shandong is pancake rolls _s_tu_f_fe_d_ (stuff) with
hot temper? Maybe.
Part I
课文语法填空
Maybe not. W__h_a_t__we can say, however, is _t_ha_t_ culture and cuisine go hand in hand, and _i_f _ you do not experience one, you can never really know the other.
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Ⅲ.典型句式运用
1.I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.我发 育缓慢，差不多到了两百年之后，查尔斯·巴比
revolution in our daily life.
Ⅱ.重点短语再现
1. from...on 从……时起 2. as a result 结果 3. so...that 如此……以致于 4. in a way 在某种程度上 5. with the help of 在……的帮助下
6. deal with 处理；安排；对付 7.watch over 看守；监视
standing there?
9.“One World,One Dream” fully reflects the essence (实质) and the u niversal values of the Olympic spirit. 10.The invention of the television caused a
brain which never forgets anything是状语，
说明主谓部分的伴随状况。在这个with短语中， 包含一个定语从句 which never forgets
anything ,修饰my electronic brain。
with the help of意为“ 在……的帮助下 ”。
3.And my memory became so large that even I couldn’t believe it!我的记忆能力变得如此 巨大，甚至连我自己都不能相信！ 考点提炼 so+adj./adv.+that...意为 “如此……以致……”，引导结果状语从句。 so that引导 目的状语从句，相当于in order
that,该从句中常用情态动词may,might,can,
could,will,would和should。
4.After all,with the help of my electronic brain which never forgets anything,using my intelligence is what I’m all about!不管怎么 样，在我过目不忘的电子脑的帮助下，运用智能就 是我的一切。 考点提炼 with the help of my electronic
I began as a calculating machine in France in 1642. (回归课本P18)
观察思考
Mary always calculates the cost of goods before she buys them. 玛丽总是在买东西之前先估算好价钱。
Mr.Li calculated that it would take him three hours to get to Shenzhen. 李先生估计他要花三个小时才能到达深圳。 What I said yesterday was not calculated to hurt you. 昨天我说的话不是有意伤害你的。
奇才把我制成了一台分析机。
考点提炼 （1）“It took/was+一段时间+before 从句”是一个固定句型,意为“ 过了……后才…… ”。
（2）before用于这类句型时的结构还有：
①It didn’t take/was long (或一段时间) before...过了不久（一段时间）就……
②It will take/be long (或一段时间) before...要过很久（一段时间）才…… ③It won’t take/be long (或一段时间) before...不久（一段时间后）就会…… 2.As time went by,I was made smaller.随着时间 的推移，我被制造得越来越小。 考点提炼 句中的as是连词，引导 时间状语从句， 意为“ 一边……一边…… ”或“ 随着……”。 表示“随着……”时，也可以用with,但with后只 高频单词思忆
1.The development of the steam engine was a great technological (科技的) advance. 2.I haven’t calculated (计算) the result of the maths problem. 3.Life totally/completely (完全地) changed
when I went to college.
4.People will build a large artificial (人造 的) lake in the new park.
5.Before going to school,all the children are given an intelligence (智力) test. 6.Difficulties will a rise as we do the work. 7.P ersonally ,I prefer to go to Beijing for my holiday. 8.Do you know that football c oach who is
5.What’s more,you can use the Internet to
learn English.而且，你还能利用因特网学英语。 考点提炼 What is more意为“ 更重要的是；而 且 ”，常作 插入 语，相当于besides或 furthermore。
导练互动
重点单词 1.calculate