Learning about Language设计意图

Book2 Unit3 Computers

Period 2

Language points

高一英语组韦超丽

Ⅰ.Teaching aims: 1.Grasp the key words(calculate, simplify, solve, explore and so on)、phrases(as a result of)and analyzes the long difficult sentences. 2.Learn to use them correctly. Ⅱ.Teaching focuses:

To use these language points correctly. Teaching difficulty:

The usage of the key words and phrases. Ⅲ.Teaching aids: Multimedia Ⅳ.Teaching procedure: Step 1

Students read the vocabulary of Unit3 together.

Step2:Language points 1. common adj.共同的，普遍的；常见的

常用结构：

in common共有，公用（在句中多作状语）

have nothing/little/a lot/something in common (with).... 与……没有/很少/许多/有些共同之处

in common with和……一样

common sense常识

2. I began as a calculating machine in France in l642．

calculate

v. to find the answer using numbers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。

The scientists calculated when the spacecraft would reach the moon.

科学家推算出了宇宙飞船抵达月球的时间。

be calculated to do sth.

被计划成……；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。

[拓展] calculable adj. 可计算的可估计的calculated adj. 精心计划的

calculation n.

计算；估计calculator n. 计算器

3. Although I was young I could simplify difficult sums.

simplify

vt. to make things easier使简化

e.g. Simplify the instructions so that children can understand them.

The application forms have now been simplified.

4. …I could be made to 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

e.g. The expert cannot solve this difficult problem.

Talk to me about whatever is troubling you. I’ll help you solve it.

solve后跟______或_____作宾语。

【拓展】

solution

n.

解答，解决办法

e.g. There’s no simple solution to this problem

5. from…on

从…时起

from then on

“从那时起”，所在句子常用一般过去时态

since then “自从…以来”，

所在句子常用现在完成时态

from now(today) on “从现在（今天）开始”，所在句子常用一般将来时态

6. As a result I totally changed my shape.

as a result

结果；终于；因此

as a result可用于句首，可用于句末。

e.g. He didn’t work hard, as a result he failed the exam.

他学习不努力，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

7. application 应用，用途，申请

(1)make an application to sb. for sth. 向某人申请某物

an application form 申请表

(2) apply

v. 应用，适用

apply oneself to… 致力于，集中精力于…

apply to

适用于…

apply

for

申请/请求…

8. I have even been put into space rockets and sent to explore the Moon and Mars.

explore v. to travel around an area to find out about it.探索；探测；探究

e.g. They explored the land to the south of the Murray river. 9. 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

e.g. That wasn’t my fault anyhow.

反正那不是我的过错。

Step 4: analysize the long difficult sentences 1.I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.

【分析】该句是一个由and连接的并列复合句。and前的分句是一个简单句。and后的分句的结构是：it took ...

before ...。before引导___________从句。

2. By the 1940s I had grown as large as a room, and I wondered if I would grow any larger.

【分析】这是一个由and连接的并列复合句。

and前的分句是一个简单句。and后的分句中，I wonder if...是一个常用句型，意为“我

想知道是否……”，常用来委婉地提出疑问或请求，也可用whether代替if。

Step 4: Exercise Complete the passage with the words below. Read the story below and then use the outline to create one of your own.

Step 5 ：homework

Ⅴ.Blackboard design Book2 Unit3 Computers

Period 2

Language points be calculated to do sth. solve

vt.

solution

n. as a result

结果；终于；因此

Ⅵ.Teaching Reflections