最新人教必修2unit3computer课件Languagepoints.

1、1. I began as a calculating machine in France in l6421642年我在法国诞生年我在法国诞生时是一台计算机器。时是一台计算机器。 calculate v. to find the answer using numbers 计算，估计，算出计算，估计，算出 e.g. Let me calculate the cost of the journey. 让我计算一下旅途的费用。让我计算一下旅途的费用。 The scientists calculated when the spacecraft would reach the moon. 科学家推算出了

2、宇宙飞船抵达月球科学家推算出了宇宙飞船抵达月球的时间。的时间。 be calculated to do sth. 被计划成被计划成打算做某事打算做某事e.g. His remark was calculated to hurt her. 他的话是故意要伤害她的。他的话是故意要伤害她的。拓展拓展calculable adj. 可计算的；可估计的可计算的；可估计的calculated adj. 精心计划的精心计划的calculation n. 计算；估计计算；估计calculator n. 计算器计算器The loss has not yet been _ accurately, but it i

3、s believed to be well beyond a hundred million dollars. A. calculated B. considered C. completed D. controlled【点拨】【点拨】 选选A。由题意。由题意(损失尚未被精确损失尚未被精确地计算出来，但人们相信会超过一亿美元地计算出来，但人们相信会超过一亿美元)可知选可知选calculated。consider认为，考虑；认为，考虑；complete完成，结束；完成，结束；control控制。控制。2. Although I was young I could simplify difficu

4、lt sums. simplify vt. to make things easier 使简化使简化 e.g. Simplify the instructions so that children can understand them. The application forms have now been simplified. While intelligent people can often _ the complex, a fool is more likely to complicate the simple. A. sacrifice B. substitute C. simp

5、lify D. survive【点拨】【点拨】 选选C。由。由While可知，主从句意可知，主从句意思相对照，且结合思相对照，且结合complicate the simple (使简单的事情复杂化使简单的事情复杂化)可知，设空处要用可知，设空处要用simplify。3. I could be made a work as a “universal machine” to solve any difficult mathematical problem. solve vt. to work out the answer to a problem 解答，解决解答，解决 e.g. The exper

6、t cannot solve this difficult problem. Talk to me about whatever is troubling you. Ill help you solve it.The clever child solved the riddle quickly.solve后跟后跟_或或_作宾语。作宾语。【拓展】【拓展】 solution n. 解答，解决办法解答，解决办法e.g. Theres no simple solution to this problem. 名词名词代词代词翻译下列句子。翻译下列句子。 Just calm down shouting w

7、ont solve anything! 2. 我们找不出解决这个问题的办法。我们找不出解决这个问题的办法。冷静些冷静些喊叫解决不了任何问题！喊叫解决不了任何问题！We cant find a solution to this problem.4. As a result I totally changed my shape. as a result 结果；终于；因此结果；终于；因此 as a result可用于句首，可用于句末。可用于句首，可用于句末。 e.g. He didnt work hard, as a result he failed the exam 他学习不努他学习不努 力，结果

8、考试不及格。力，结果考试不及格。 He runs every day. _, he has lost weight 他每天跑步，结果他减肥了。他每天跑步，结果他减肥了。As a resultas a result of . 意为意为“由于由于的结的结果果”，后跟名词或代词。，后跟名词或代词。e.g. Mary was late as a result of the snow.选用以上合适的短语完成下列句子。选用以上合适的短语完成下列句子。1. Jackson couldnt work any longer _ the car accident. 2. We helped each other

9、in studies, and _ we became good friends.as a result as a result oftotally adv. completely整个地整个地; 完全地完全地totally blind 全盲全盲total adj. 完全的完全的; 整个的整个的total silence 寂静无声寂静无声in total 总共总共5. I have even been put into space rockets and sent to explore the Moon and Mars. explore v. to travel around an area

10、to find out about it 探索；探测；探究探索；探测；探究 e.g. They explored the land to the south of the Murray river. 给出给出explore的中文意思。的中文意思。As soon as we arrived on the island, we were eager to explore.Kates father works in a company exploring for oil.We must explore all possible ways to increase food production.Let

11、s explore this idea more fully.考察，勘探考察，勘探勘探勘探探索探索探讨探讨【拓展】【拓展】 explorer n. 勘探者，考察者，探险者；勘探者，考察者，探险者；exploration n. 勘探，探索，研究勘探，探索，研究翻译下列句子。翻译下列句子。1. It is worth exploring other ways of dealing with this problem.2. 你真的考察了离你们那儿最近的城你真的考察了离你们那儿最近的城 镇？镇？其他处理这个问题的方法值得探讨其他处理这个问题的方法值得探讨一下。一下。Have you really ex

12、plored your nearest town?6. Anyhow, my goal is to provide humans with a life of high quality. anyhow adv. anyway 无论如何；不管怎样；即使如此无论如何；不管怎样；即使如此 e.g. That wasnt my fault anyhow 反正那不是我的过错。反正那不是我的过错。I dont know if it was lost or stolen, anyhow, its gone我不知道它是丢了还是被偷了，不管怎么我不知道它是丢了还是被偷了，不管怎么说，它不见了。说，它不见了。I

13、dont think they need help, but I think I should offer anyhow我认为他们无需帮助，不过我想我应有所我认为他们无需帮助，不过我想我应有所表示。表示。1. 房子锁着房子锁着, 我无论如何也进不去。我无论如何也进不去。2. 不管怎样不管怎样, 我们设法得到了我们想要我们设法得到了我们想要的。的。The house is locked and I cannot get in anyhow. We managed to get what we wanted, anyhow.goal n. 球门；进球得分；目的，目标球门；进球得分；目的，目标根据句

14、意，写出根据句意，写出goal的汉语意思。的汉语意思。 I wish I could achieve my goal of writing 2,000 poems.He kicked the ball towards the other teams goal.Their team beat us by three goals to one. 目的，目标目的，目标球门球门进球得分进球得分 _ complete change in ways of thinking, working, etc. _ connected computer system _ to make things easier

15、_ to find the answer using numbersrevolutionnetworksimplifycalculateFind the word or expression for each of the following meanings from the text.5. _ can be moved easily from place to place6. _ to work out the answer to a problem7. _ to travel around an area to find out about it8. _ completely9. _ a

16、nyway10. _ activity of managing money mobile solveexploretotallyanyhowfinance1. I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage. 【分析】【分析】该句是一个该句是一个由由and连接的并连接的并列复合句列复合句。and前的分句是一个简单前的分句是一个简单 句。句。 and后的分句的结构是：后的分句的结构是：it took

17、 . before .。 before引导引导_从句。从句。时间状语时间状语【翻译】【翻译】我发展缓慢，差不多两百年之我发展缓慢，差不多两百年之后，查尔斯后，查尔斯巴比奇才把我制成了一台巴比奇才把我制成了一台分析机。分析机。【仿写】【仿写】过了两年我们才又见了一次面。过了两年我们才又见了一次面。_It took two years before we saw each other again. 2. By the 1940s I had grown as large as a room, and I wondered if I would grow any larger. 【分析】【分析】这是

18、一个由这是一个由and连接的并列连接的并列复合句复合句。and前的分句是一个简单句。前的分句是一个简单句。 and后的分句中，后的分句中，I wonder if.是一是一 个常用句型，意为个常用句型，意为“我想知道是我想知道是 否否”，常用来委婉地提出疑问或，常用来委婉地提出疑问或 请求，也可用请求，也可用whether代替代替if。如：。如：As time went on, Mary began to wonder if / whether John had forgotten their date. 【翻译】【翻译】到二十世纪四十年代，我已经到二十世纪四十年代，我已经长得像一间屋子那么大，

19、我不知道是否长得像一间屋子那么大，我不知道是否还会长得更大。还会长得更大。【仿写】【仿写】 我在想这么多年后，我还能否我在想这么多年后，我还能否认出认出Philip。_ after all these years.I wonder if Ill recognize Philip3. Over time my memory has developed so much that, like an elephant, I never forget anything I have been told! 【分析】【分析】 此句中包含一个由此句中包含一个由 _引导的结果状语从句，在引导的结果状语从句，在该

20、从句中又包含一个省略了关系代词该从句中又包含一个省略了关系代词 _的定语从句：的定语从句：I have been told，修饰先行词修饰先行词_。anything so . thatthat【翻译】【翻译】 随着时间的推移，我的记忆能力随着时间的推移，我的记忆能力发展得如此之快，就像一头大象一样，我发展得如此之快，就像一头大象一样，我从来不会忘记告诉我的任何事情！从来不会忘记告诉我的任何事情！【仿写】【仿写】 他在这么短的时间里做了这么多，几乎每他在这么短的时间里做了这么多，几乎每个人都认为这是个奇迹。个人都认为这是个奇迹。He has done so much in _almost eve

21、ryone thinks that it is a miracle.so short a time that4. And my memory became so large that even I couldnt believe it!句型句型: so that 如此如此 以致于以致于 与与too to 句型可相互转换句型可相互转换And my memory became too large for me to believe it.e.g. He is so old that he cant carry the box. He is too old to carry the box.此结构中

22、的此结构中的that从句表示结果。从句表示结果。e.g. The stone is so heavy that no one can lift it.so . that . 结构的结构的so + 形容词形容词/副词位于副词位于句首时句首时, 句子用倒装结构。句子用倒装结构。e.g. So hard does he work that he seldom goes home. so that既可以表结果既可以表结果, 也可也可以表目的。以表目的。 5. But I was always so lonely standing there by myself, until in the early

23、1960s they gave me a family connected by a network. 【分析】【分析】本句是一个本句是一个复合句复合句。主句为。主句为I was always so lonely standing there by myself，其中，其中standing there by myself是动词是动词-ing形式短语作状语；形式短语作状语；从句是由从句是由 _ 引导的时间状语从句，引导的时间状语从句，其中其中connected by a network是过去分词是过去分词短语作后置定语，修饰短语作后置定语，修饰 _。【翻译】【翻译】 但是我总是孤孤单单地站在那但

24、是我总是孤孤单单地站在那里，直到二十世纪六十年代初，人们才里，直到二十世纪六十年代初，人们才给了我一个用网络联成的家庭。给了我一个用网络联成的家庭。familyuntil 6. I am now truly filled with happiness that I am a devoted friend and helper of the human race!that引导同位语从句，具体说明引导同位语从句，具体说明 happiness的内容。的内容。that是连词，在从句是连词，在从句中不充当任何成分。中不充当任何成分。英语中用英语中用that引导引导同位语从句的情况比较常见，但有时也同位语

25、从句的情况比较常见，但有时也可以用连接副可以用连接副(代代)词词how, when, where, whether等来引导同位语从句。等来引导同位语从句。注意：注意：if, which不能引导同位语从句。不能引导同位语从句。e.g. I had the impression that she chose her words with care. 在我的印象中，她选词很小心。在我的印象中，她选词很小心。I heard the news that our team had won. 我听到了我们队获胜的消息。我听到了我们队获胜的消息。l have no idea when he will be b

26、ack. 我不知道他什么时候回来。我不知道他什么时候回来。He must answer the question whether he agrees to it or not.他必须回答他是否同意这样一个问题。他必须回答他是否同意这样一个问题。artificial technology intelligent applications explore web reality logicallyComplete the passage with the words below.When my brother was is high school, he was very interested i

27、n computers and enjoyed writing programs of his own. He used to download information from the Internet and made food use of it. He liked to _ the World Wide _ and used the Internet to communicate with computer programmers all over the world. exploreWeb artificial technology intelligent applications

28、explore web reality logicallyWhen he went to university he studied IT (information _) and developed a special interest in _ intelligence. After developing special _ of the computer, he hopes to design an _ robot which can think _ and look like a human being, but in _ he has a long way to go.technologyartif