湖北省宜昌市葛洲坝中学高中英语必修二学案：U3 PERIODS 3.doc

1、Periods 3&4 Reading【学习目标】1. 预读文章，了解计算机的发展历程，探索并思考其在当今社会的广泛应用。2. 认真再读文章，通过文章细节，列举电脑不同发展阶段的特点和重要事件。3. 朗读文章，划出文章中重要的词组和句型，并在小组内查资料，讨论互学，培养思考并合作的能力。4. 正确掌握文章重点词组和句型，能够进行有效仿写，最好能够自己运用句型造句。一.【自主预习】I. Fast-readingScan the text and then answer the following questions.1. Who is the speaker ?2. Whats the pass

2、age about?3. In which order is the text written?II. Finish the true or false questions.( ) 1.Alan Turing built an Analytical Machine to solve any mathematical problems.( ) 2.People began to realize that the computer got cleverer and quicker with time passing.( ) 3.The computer began to serve the hum

3、an race since it was brought into peoples homes.( ) 4.Since the 1970s, the computer was used by people around the world through the Internet.( ) 5. The larger the computer is, the more memory it has.III. 写写记记：仔细读读课文，你会发现他们的哟！1. 随着时间的推移 2. 技术革命 _3. 人工智能 _ 4. 从那时起 _5. 在体型方面 _ 6. 随着时间的推移 _7. 个人电脑 _ 8.

4、自二十世纪七十年代以来 _9. 结果 _ 10. 在二十世纪六十年代初期 _11. 与分享 _ 12. 给提供 13. 高质量的生活 _ 14. 一位忠实的朋友 _二、【合作探究】【难句剖析】1. I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.before conj. 用以表示从句动作发生之前的时间，译法灵活。A It will be / take + 时间段 + before + 一般现在时态

5、 要过多久（时间段）才It wont be / take long + before + 一般现在时态 过不了多久就会It was / took + 时间段 + before + 一般过去时态 过了多久（时间段）才It wasnt / didnt take long + before + 一般过去时态 没过多久就(1) It _ (没过多久) before he regretted.(2) It will be at least three years _ (我们才会再见面). (meet) B 不等就，来不及就 常与情态动词can ; could连用(3) _(我还没来得及插话), he m

6、easured me. (get)(4) _(我还没来得及回答) the question, he had shouted at me .(answer) 2. In 1936 my real father, Alan Turing, wrote a book about how I could be made to work as a “ universal machine” to solve any difficult mathematical problem.表示使役的动词make, let, have和表示感官的动词see, observe, notice, hear等后接不带to的动

7、词不定式(即动词原型)做宾语补足语，但如果变为被动语态，to要加上去。如 make sb do sth变为被动语态应为sb. be made to do sth.e.g. 晚会上我们听他唱了一首歌。 We heard him _ at the party. He was heard _ at the party. (sing)老师让他把英语书收起来. The teacher made him _ the English books right now. He was made _ the English books right now. (put)3. As time went by, I w

8、as made smaller.as 是连词，意为“随着”，引导时间状语从句(1) As _ (随着年龄的增长), we get wiser. (grow)(2) As _ (随着时间的流逝), they became close friends. (go)with是介词，后接名词或代词构成with短语或with复合结构.e.g. With _ (随着时间的流逝), they became close friends. (go)go by（时间等）流逝; 走过，经过; (机会等)轻易的放过(1) Things will get better as time goes by. _(2) Two

9、strangers went by and I didnt notice them. _(3) You should make good use of the chance, and should not let it go by. _【归纳拓展】 go 短语荟萃追逐；追求 _ 违背；违反 _ 出去；熄灭 _复习 _ 经历；仔细检查；浏览；穿过 _ 喜欢；从事 _4. As a result I totally changed my shape.as a result 因此，结果as a result of 作为的结果； 由于(1) He was late _ the snow. (由于下雪)

10、(2) He worked hard. _(结果), he passed the exam.【归纳拓展】 表“由于”的短语有as a result of; because of; owing to; due to; on account of; thanks to后面都接名词,代词,动名词。(3) _(多亏了你及时帮助), I finished my work on time.5. And my memory became so large that even I couldnt believe it! sothat如此以至于; so是副词，后面要跟形容词或副词，用法如下： + 形容词或副词+

11、 that so + 形容词+ a(n) + 单数可数名词+ that + many / few + 复数可数名词+ that + much / little (少的）+ 不可数名词+ that(1) He got up so late _(没有赶上) the train. (miss)(2) He is _(如此聪明的男孩) that he can learn English quickly. (intelligent)(3) There are _ (这么多人) in the street that I cant get through.(4) The problem is so diff

12、icult _(没有一个人能解出来). (work)(5) There was _ (没什么水了) that only little children were given some. (little)【拓展】 a(n) + adj. + 单数n. + that such + adj. + 不可数名词 + thatadj. + 复数名词 + that(1) He had caught _ (如此严重的感冒) that he coughed day and night. (2) It was _(天气那么好) that we had a picnic together.6. Anyhow, my

13、 goal is to provide humans with a life of high quality. Aanyhow 无论如何; 尽管如此（相当于anyway）; 胡乱地；杂乱无章地e.g. The books were lying on the shelves just anyhow. _It may snow, but I have to go out, anyhow. _Bprovide sb. with sth provide sth for sb 给提供supply sb. with sth. supply sth. to sb.三【课内达标】 I. 课文必背句型 （如果你

14、能准确分析句中的考点，相信你一定会背的又快又好！）1. I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.2. My real father wrote a book about how I could be made to work as a universal machine to solve any difficult mathematical problem.3. By the 1940s

15、I had grown as large as a room, and I wondered if I could grow any larger.4. As time went by, I was made smaller.5. I have been used in offices and homes since the 1970s.6. My memory became so large that even I couldnt believe it. 7. I was always so lonely standing there by myself, until in the earl

16、y 1960s they gave me a family connected by a network.8. I have even been put into space rockets and used to make mobile phones as well as help with medical operations.9. Anyhow, my goal is to provide humans with a life of high quality. 10. I am truly filled with happiness that I am a devoted friend and a helper of the human race.II. Finish Exercise 1,2 on Page 20.