高中英语 unit3 computers词汇导练part2课件 新人教版必修2

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1、Unit 3 Computers,Part 2 Reading and Comprehending,1. simplify vt. 简化 Although I was young I could simplify difficult sums. 尽管当时我还年轻,但是我能简化一些复杂的数学题。(P18 Line 2) 读一读阅读下列句子,指出simplify及其派生词的词性与意义。 The machine is very simple to use. (词性:_意义:_ ),adj.,简单的, You can enjoy all the water sports, or simply lie

2、on the beach. (词性:_意义:_) The application forms have now been simplified. (词性:_意义:_ ),adv.,vt.,仅仅,只是,简化,练一练用simple及其派生词的适当形式填空。 This story is written in_ English. I wont go to the concert_ because I have no money to waste. The English in this story has been _ to make it easier to understand.,simplifi

3、ed,simple,simply,simple adj. 简单的,简易的; simply adv. 简单地,仅仅,只是; simplify vt. 简化 (其中-fy/ify为动词后缀,表示“使,化”,如beautify(美化),purify(净化,使纯净),记一记,2. operator n. 操作员 After I was programmed by an operator who used cards with holes, I could “think” logically and produce an answer quicker than any person. 在操作员用穿卡孔为

4、我设计程序后,我能够进行逻辑“思考”,并且能够比任何人更快地算出答案。(P18 Line 6),读一读 阅读下列句子,归纳operate及其派生词的词性、意义与用法。 What skills are needed to operate this machinery? (词性:_意义:_) The motor operates smoothly. (词性:_意义:_),vt,操作,vi.,运转,工作, We will have to operate on his eyes. (operate on词性:_意义:_) He underwent a three-hour heart operatio

5、n. (词性:_意义:_),对实施手术,n.,手术, Its time to put our plan into operation. (put sth. into operation_ ) Jack is a computer operator. (词性:_意义:_ ),实施,启用,n.,操作人员,练一练完成句子。 你懂得如何操纵这部机器吗? Do you understand_? 只有有经验的操作人员才能够处理这个问题。 Only experienced_ _. 手术后他在医院住了三周。 He spent 3 weeks in hospital _ _ .,after the operat

6、ion,how to operate the machine,operators can deal with this problem,单词家族 operate vt. 操作vi. 运转,工作 operation n.手术,操作 operator n. 操作人员 常用搭配: operate on 对实施手术 in operation 工作中;使用中;有效 put sth. into operation 实施,启用 a computer operator 电脑操作员 a machine operator机器操作员,记一记,3. artificial adj. 人造的 At that time i

7、t was considered a technological revolution and the start of my “artificial intelligence”.那时这被当作是一次技术革命,也是我“人工智能”的开始。(P18 Line 9),读一读阅读下列句子,体会artificial的不同意思。 The first artificial satellite in the world was fired off on October 4, 1957. A job interview is a very artificial situation. I cant stand hi

8、s artificial smiles.,假装的,人造的,不自然的,练一练 完成句子。 I was fitted _by the dentist. 牙医给我镶了一颗假牙。 The room _ _. 房间用人造花装饰。,is/was decorated with artificial flowers,an artificial tooth,artificial satellite人造卫星 artificial flowers 假花 artificial smiles假笑 artificial lake 人工湖 artificial heart 人造心脏 artificial intellige

9、nce 人工智能,记一记,4. solve v. 解决 .I could be made to work as a “universal machine” to solve any difficult mathematical problem. 使我成为一台“通用机器”来解决任何数学难题。(P18 Line 13),读一读 The government is trying to solve the problem of inflation. (词性:_意义:_ ) There is simple solution to this problem. (词性:_意义:_),vt.,解决,n.,解决

10、方法,练一练根据汉语意思,完成英文句子。 在朋友们的帮助下,他终于解决了问题。 With the help of his friends, he finally _ . 那聪明的孩子很快就把数学题目解答出来了。 The clever child_ quickly.,solved the maths problem,solved/settled the problem,记一记,solve a problem puzzle解决问题疑惑 a solution to sth. 的解决方法,5. from .on从时起 From then on, I grew rapidly both in size

11、and in brainpower. 从那时起,我在体积和脑容量方面迅速成长。(P18 Line 13),读一读观察短语from then on与since/ever since then作时间状语时,句子时态有何不同。 His wife died in 1992 and from then on he lived alone. 他妻子在1992年去世,从那时起他独自一人生活。 From now on I will try to do better. 从今以后我要努力做得更好。 He has disappeared ever since then. 从那以后,他就消失了。,练一练完成句子。 从

12、现在开始我要独立工作了。 _ Ill work on my own. 从那时起他开始学习俄语了。 From then on _ . 从那时起我一直渴望和他面对面相聚。 _ I have been longing to meet him face to face.,Ever since then,From now on,he began to learn Russian,from .on(“从开始”)适用于一般过去时或一般将来时态。 since(自从)/ever since then (从那里起,从此以后)需与完成时连用,记一记,6. as a result 结果 As a result I t

13、otally changed my shape. 因此,我已经完全改变了形状。(P18 Line 19) 读一读体会as a result 与as a result of 的用法。 It rained yesterday. As a result, we didnt go to class. 昨天天下雨了,因此我们没有去上课。 We didnt go to class as a result of the rain yesterday. 因昨天下雨了,我们没有去上课。,练一练完成句子。 他不用功,结果考试不及格。 He didnt work hard_, he failed (in) the

14、exam (s). 由于粗心,他出了一场事故。 _ his carelessness, an accident happened to him. He was careless, and _, an accident happened to him,as a result,as a result,As a result of,as a result 结果。其前面的句子讲原因,其后接结果。 as a result of 作为的结果,由于。后接表原因的短语。,记一记,7. so . that如此以致 Over time my memory has developed so much that, like an elephant, I never forget anything I have been told! 随着时间的推移,我的记忆能力发展得如此之快,就像一头大象一样,从来不会忘记告诉我的任何事情!(P18 Line 20),读一读 so .that与such .that都可用来引导结果状语从句,阅读例句,体会such 与so后所接词语有何不同。 Mike is so honest a man that we all bel

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