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1、Unit 3 Computers 基础落实 .高频单词思忆 1.The development of the steam engine was a great (科技的) advance. 2.I havent (计算) the result of the maths problem. 3.Life (完全地) changed when I went to college. 4.People will build a large (人造 的) lake in the new park. ,technological,calculated,totally/completely,artificia
2、l,5.Before going to school,all the children are given an (智力) test. 6.Difficulties will a as we do the work. 7.P ,I prefer to go to Beijing for my holiday. 8.Do you know that football c who is standing there? 9.“One World,One Dream” fully reflects the essence (实质) and the u values of the Olympic spi
3、rit. 10.The invention of the television caused a r in our daily life.,intelligence,rise,ersonally,oach,niversal,evolution,.重点短语再现 1. 从时起 2. 结果 3. 如此以致于 4. 在某种程度上 5. 在的帮助下 6. 处理；安排；对付 7. 看守；监视 8. 共有；共用 9. 弥补 10. 毕竟,from.on,as a result,so.that,in a way,with the help of,deal with,watch over,in common,m
4、ake up,after all,.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 奇才把我制成了一台分析机。 （1）“It took/was+一段时间+before 从句”是一个固定句型,意为“ ”。 （2）before用于这类句型时的结构还有： It didnt take/was long (或一段时间) before.过了不久
5、（一段时间）就,考点提炼,过了后才,It will take/be long (或一段时间) before.要过很久（一段时间）才 It wont 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。 句中的as是连词，引导 从句， 意为“ ”或“ ”。 表示“随着”时，也可以用with,但with后只 接名词短语。,考点提炼,时间状语,一边一边,随着,3.And my memory became so large that even I couldnt
6、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 “ ”，引导结果状语从句。 so that引导 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。,考点提炼,如此以致,目的状语,4.After all,with the help of my electronic brain which never forgets anything,using my intelligence is what Im all about!不管怎么 样，在我过目
7、不忘的电子脑的帮助下，运用智能就 是我的一切。 with the help of my electronic 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 ,修饰my electronic brain。 with the help of意为“ ”。,考点提炼,which never forgets,anything,在的帮助下,5.Whats more,you can use the Internet to learn English.而且，你还能利用因特网学英语。 What is more意为“
8、 ”，常作 语，相当于besides或 furthermore。,考点提炼,更重要的是；而,且,插入,导练互动 重点单词 1.calculate I began as a 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。,calculating,Mr.Li calculated that it would take him three hours to get to Shenzhen. 李先生估计他要
9、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。 归纳总结 calculate 。 calculate on/upon指望；打算 It is calculated that.据估算 be calculated to do打算做；故意做 be calculated for适合于,v.计算；打算；推测,即学即用 （1）这些广告旨在吸引年轻的单身消费者。 The advertisements attract young single consumers. （2）据估算，去年至少丧失了4
10、7 000个工作。 at least 47,000 jobs were lost last year.,are calculated to,It has been calculated that,2.anyhow ,my goal is to provide humans with a life of high quality.(回归课本P18) 观察思考 I am not feeling quite well but I will attend the meeting tomorrow anyhow. 我觉得不太舒服，但明天的会我无论如何会参加。 His books were arrange
11、d anyhow on the floor. 他的书乱七八糟摊了一地。,Anyhow,归纳总结 anyhow 。 (1)“无论如何，不管怎样，反正；尽管如此”，在 作此意解时，anyway和anyhow一样，都用作让步状 语，一般位于句中（其前常有连词but）或句末。 （2）“况且，更何况；再说；至少”，作此意解 时，anyway和anyhow一样，都用作句子状语，用来 对前边的话作补充，给出一个更加令人信服的理由。 这时anyhow常出现在句首或最后的分句之首（位于 分句之首时其前常有连词and），而不可出现在句末。 （3）“粗心地；随意地”，在作此意解时，只能用 anyhow。,adv.无
12、论如何；不管怎么说；胡乱地,即学即用 （1）Excuse me,could you tell me the way to the British Museum? Sorry,Im a stranger here. . A.Thanks anyway B.It doesnt 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。,A,（2）I might fail,but I insist on doi
13、ng it,I dont mind. A.however B.anyhow C.yet D.meanwhile,B,3.arise Then she prepares reliable moves to use if a new situation .(回归课本P23) 观察思考 A new difficulty has arisen. 一项新的困难出现了。 I arose early in the morning. 我早上起得很早。,arises,归纳总结 arise 。 (1)作“呈现；出现；发生”之意时，主语多为以下 抽象名词： argument/problem/quarrel/ques
14、tion/movement。 （2）arise from由而引起，由而产生； 从中产生。,vi.出现，发生；上升,易混辨异 arise,arouse,rise,raise,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 . (2)事故由粗心大意引起。 Accidents carelessness.,have arisen,arise from,4.signal For example,I have learned to to my teammates in computer langu
15、age to give me the ball when I am open and have a good shot for a goal.(回归课本P23) 观察思考 Dont 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。,signal,归纳总结 signal 。 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。 （2）sign用法最广，可以指符号，也可以指情绪、性格的直观显示，还可以指具体的用于识别或指示的标志，如指示牌、卡片等，借喻作“征兆；迹象”讲。 The referee gave the sign to start the game. 裁判员给出开始比赛的
