Learning about LanguagePPT专用课堂实录内容

Unit 3 Computers Warming up & Pre-reading 1.

Scanning Listen to the tape and then finish the tasks

I began as a _______

machine in 1642 in France. In 1822 I was built as an _______ machine. Then in 1936 Alan Turing wrote a book and built a ______ machine. As the years have________ , I have been made ______. There were times when my size ______ changed. And my memory became _____ large _____ I couldn’t believe it. In the 1960s they gave me a family_________ by a network. I was able to _________________with others through the World Wide Web. Since the 1970s many new applications ______________ for me.

2.

Choose the best answer 1. “I” in the passage refers to _____.

A. A TV set

B. A computer

C. A radio

D. The internet B. In 1936 2. When was the computer the biggest? A. In 1642

C. In the 1940s

D. In the 1970s 3. What’s the main idea of the text?

A. What a computer is.

B. What a computer is used for

C. How the computer becomes popular.

D. The history of the computer 4. What did Charles Babbage invent?

A. A calculating machine

B. An analytical machine

C. A universal machine

D. The Internet 5. When did the World Wide Web first appear?

A. In the late 1970s.

B. In the early 1970s.

C. In the late 1960s.

D. In the early 1960s. 6. Who was the first person to make the earliest computer?

A. Alan Turing.

B. Charles Babbage.

C. Charles Turing.

D. Charles Alan. 7. When was the universal machine built?

A. In 1822.

B. In 1642.

C. In 1936 .

D. In 1940. 8. What happened to the computer in the 1960s? A. It was put into robots and used to make mobile phone. B. It was given a family connected by a network. C. It began to be put into space rockets D. It began to be used in the offices.

3.

Comprehending Read the passage again and finish the timeline on page 19 1642 1822 1936 1940s

1970s now

The analytical machine was made by Charles Babbage.

The first family of computers was connected to each other.

4.

Discussion Work with your partners to list some advantages and disadvantages of the internet.

Advantages:

Disadvantages:

5.

Homework •

1. Read the text, and try to understand the text. •

2. Finish Exercise 1 in Learning about Language on page 19