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2014-2015学年上学期高一英语必修二Unit 3 Computers语言运用导学案

编号: 2

使用时间

:第15周

课时: 1

Book 2, Unit 3

Computers 语言运用导学案(1) 【使用说明与学法指导】

1. 独立完成导学案“自主学习”(课前预习)部分。

1) 浏览课本Pages 79-81课文注解，划出要点。

2) 参照教辅书《金版》Pages 26&29-32。

【学习目标】

1. 牢记课本Page 91-Unit 3新词汇的拼写、词性和中文。

2. 自如应用Task 2列出的词语搭配并练习用这些词语进行口头或书面表达。

【重点和难点】区分动名词和现在分词的功能, calculate, as time went by, as a result, in common, advantage, provide…with 的含义和搭配使用。

【自主学习】（课前预习）

Task 1: Find the answers on Pages 17 in the textbook and fill in the missing words. I. Words and expressions in Unit 3 1. Although I was young I could ___________ (简化) difficult _______( 总数). 2. …it took nearly two hundred years before I was built as an _____________(计算的)machine by Charles Babbage. 3. After I was programmed by an ____________(操作员) who used cards with holes, I could “think ”____________(呼呼逻辑的) and produce an answer quicker than any person. 4. At that time it was considered a ____________ ______________(科技革命) and the start of my “_____________ ________________”(人工智能). 5. …I could be made to work as a “universal machine” to __________(解决) any difficult mathematical problem. 6. _________ ________ ______(从那时起), I grew rapidly both in size and in brainpower. 7. However, this __________(现实)also worried my designers. 8. ______ ________ _______ ______(随着时间的推移), I was made smaller. First as a PC (personal computer) and then as a laptop, I have been used in offices and homes since the 1970s. 9. _____ _____ ___________(结果)I ___________(完全地) changed my shape. 10. Over time my memory has developed _____ _______ ________(如此之大), like an elephant, I never forget anything I have been told! 11. But I was always so lonely standing there by myself, until _____ ______ _____ ________(在20世纪60年代初) they gave me a family connected by a network. 12. I was able to ________ my knowledge ________(与……分享) others through

the World Wide Web. 13. Since the 1970s many new ______________(应用) have been found for me. 14. I have become very important in communication, ____________(金融)and trade. 15. I have also been put into robots and used to make __________(移动的)phones as well as help with medical operations. 16. I have even been put into space __________(火箭)and sent to __________(探索)the

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学

案

装

订

线

高一(

)班

第_____组

编号______姓名____________小组评价__________老师评价___________

Moon and Mars. 17. ____________(无论如何)my _______ (目标)is to provide humans with a life of high quality. 18. I am now truly filled with _____________(幸福) that I am a devoted friend and helper of the __________ _______(人类)! II. Sentence structures 19. After I was programmed by an operator ________ used cards with holes, ……

20. Over time my memory has developed so much that, like an elephant, I never forget anything________(省略了什么词) I have been told 21. But I was always so lonely _______________ there by myself, until in the early 1960’ they gave me a family _____________ by a network.

Task 2：学习语言要点，请参照教辅书《金版》Pages 29-31

【合作探究】

1.

I began as a calculating machine in France in 1642. 动名词calculating作定语，修饰名词machine,说明它所修饰的名词的作用和用途

动名词与现在分词当定语时的辨析:

★动名词:说明它所修饰的名词的作用和用途。

★现在分词:表示它所修饰的名词正在进行的动作，可以改用定语从句。

a swimming pool (动名词,表用途,作用)

= a pool for swimming a swimming boy (现在分词,表示它所修饰的名词正在进行的动作)

= a boy who is swimming ★即学即练：

试转换并翻译成中文：

1）a car for sleep

⇨ ____________

中文________

2）a dog that is sleeping

⇨

____________

中文________

2. 我能简化一些复杂的算术题。

(1)I could ________ difficult _______. ★构词归纳

simple →

simplify

使简化

pure

→

purify

使净化,提纯

beauty →

beautify

美化

quality →

qualify

使具有资格

class

→

classify

分类

(2)这个故事里的英语被简写了，可更容易理解。

The English in this story has been __________ to make ____ easier to understand. 3. I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage. (P18)我发展缓慢，差不多两百年后，查尔•巴比奇才把我制成了一台分析机。

⇨句型：It takes/took some time before...过了多长时间才……

It takes several years before a newspaper starts to make money. 一份报纸要赚钱需要好几年时间。

★即学即练：

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2014-2015学年上学期高一英语必修二Unit 3 Computers语言运用导学案

编号: 2

使用时间

:第15周

课时: 1

(1)过了很长时间救援队才赶到灾区。

___________________________________________________________________ (2)过了三年，他才找到女儿。

___________________________________________________________________ ★重点短语：

4. As a result I totally changed my shape. (P18) 结果我的外形完全改变了。

[易混辨析]

as a result，as a result of (1)as a result

因此，结果，副词短语，常作状语，使用时其前常有一个表示原因的句子。

(2)as a result of介词短

由于…

因为…

★即学即练：

②

We helped each other in studies, _____________, we became good friends. ②_______________the car accident, Jackson couldn’t work any longer. ◆

词语归纳

Discuss what they have in common (P17) 讨论他们有什么相同之处。

have something.in common：有一些共同之处

have nothing in common：

没有共同之处

have much/little in common

有许多/没有许多共同之处

in common with：和……一样

(＝like) ◆

即学即练

A．根据括号中的提示完成下列句子

(1)Don't relate me to him. We____________________________ (没有共同之处).

(2)I suddenly felt we _________________________________(有许多相似之处)．

(3)______________________(和许多年轻人一样)，

Tom also likes pop music. 词语辨析common；ordinary；

usual ①

common 普通的，常见的

(指全体所共有的，共同的特征，强调常见与普通) ②

ordinary一般的，没什么特别的

(指种类普通，强调平淡，平庸的意思) ③

usual 通常的

(指没有变化，惯常的情况) B．即学即练

选用上述单词填空

(1)Sparrows (麻雀) look quite ___________but they are not ___________at this time of year. (2)The first time I met her，I thought we'd seen before. She has got that ____________face of a neighbour girl. (3)Why are you so impressed with this film？According to me，it's just _________. (4) She's smiling her _________ smile...中文：_____________________________ 归纳: common sense指“常识”，是指

“平常人应有的意识”

common knowledge也指“常识”，是指“一般人都有的知识”

1) It's _______________that Muslims don't eat pork. 2) It's _______________to seek shelter in a thunderstorm. ◆词语拓展

5. 随着年月的变迁，我被制造得更小了。

As time ______________________________，I was made smaller.

= With time ___________________________, I was made smaller. ◆

即学即练

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高一(

)班

第_____组

编号______姓名____________小组评价__________老师评价___________

他们过了好几年才重逢。

Several years _________________________ before they met again.

阅读下列句子，说出go by的意思

(1)A car went by (us) at full speed.

___________________________ (2)As time went by，he liked maths more.

____________________________ (3)Don't let the chance go by.

____________________________ (4)He is a man who always goes by the rules.

____________________________ 6. What are the advantages and disadvantages of each form of IT？

(P22) 每种IT有何优点和缺点？

将下列短语译成英语

(1) have an advantage of

_________________________________

(2) take advantage of

_________________________________ (3) be at an advantage

_________________________________

◆

即学即练

(1)她受过良好的训练，这是她的优势/有利条件。

She __________ ______ _________________ ____ a good training. (2)我们应该充分利用这里的先进设施facility来学习。

We should _________ ________ ________________ _____ the advanced facilities here to learn.

7. Anyhow, my goal is to provide humans with a life of high quality. ◆

词语辨析

provide

offer用法的区别

provide侧重因为有需要而“供给、提供”，

provide sb.with sth. 或provide sth.for sb offer侧重表示“愿意给予或提供”

offer sb. sth.或offer to do sth.

offer to do 表示“主动提出做…

1）他们为我们提供我们所需要的所有书籍。

They provided ____________________________________ They offered______________________________________ 2)他主动提出代我去。(instead of)

___________________________________

Task 3: comment on the exercises and explain the answers《金版》

P 31-长难句结构分析

【课后作业】Finish the text Exercise 1-2 Page 20 Finish 《金版》

Exercise 1-4 Page 32 【反思与小结】学习本节课后你有什么收获？还有哪些问题？

________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

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