Learning about Language名师教学设计2

Unit 3 Computers

Period 2

Reading

Teaching aims

1. Knowledge aims (1)Get the students to learn the useful and expressions in this part. (2)Let students to learn about history and basic knowledge of computers. 1.

Ability aims Develop students' reading abilities and let them learn different reading skills. 3.Emotion aims : Arouse students' great interest in learning computers and let them learn to use the computers in their daily lives. Teaching difficult and important points 1.Let the students learn the usage of new words and expressions. 2.Get the students to learn different reading skills. Teaching methods 1.Task-based teaching and learning 2.Cooperative learning 3.Discussion

Teaching procedures and ways

Step1.Warming up

Show different kinds of computers. And ask “do you know what are these?”

Task1: Discuss the following question in groups.

How much do you know about computers?

In what way can people use a computer?

Step2.pre-reading

Can you put these inventions in an order according to the time when they appeared? (

) Analytical machine（分析机）

(

) Laptop (

) Calculating machine （计算机器）

(

) Robot／android (

) PC (

) Universal machine（通用机器）

Step3. Reading

(1)Skimming Task 1. Find out the topic sentences of each paragraph (P19.Ex2) Task 2 .Summarize the general idea of this passage. (2)Scanning Task1. True or False 1.

In 1642 I began as a calculating machine and could solve any mathematical problem. (F: solve any calculating problem) 2.

My real father was Charles Babbage, who wrote a book and build me in 1936.(F: Alan Turning) 3.

After I got my new transistors in the 1960s, I became smaller but cleverer and quicker.(T) 4.

I was brought into people's homes in the 1970s.(T) 5.

Since my birth I have been built to take the place of human race.(F: build to serve human race)

(3)Careful- reading Task 1: Look at the timeline below. Fill in the blanks with information from the reading text. Time 1642 1822

1940s

1970s now

1642: The computer began as a calculating machine 1822: The Analytical Machine was made by Charles Babbage. 1936: The computer grew rapidly both in size and in brainpower. 1940s: The computers had grown as large as a room. 1960s: The first family of computers was connected to each other.

1970s: Computers were used in offices and homes Now: Computers connect people all over the world together. The development of the computers

The Analytical Machine was made by Charles Babbage.

The first family of computers was connected to each other.

Step4. Conclusion of the text

How did computers develop? A calculating machine

→_____________→

_________________→_________________→________________→_____________→

________________→________________→_ many new applications

Step 5. Homework 1.

Read the article 3 times after class. 2.

Finish the relative exercises in your exercise book.