Unit 3 Computers
Warming-up & Intensive Reading
Teaching goals:
1. To have a better understanding of the main idea of the passage. 2. To enable the students to talk about computers and robots in English. 3.To enable the students to grasp the progress of computers.
4. To enable the students to talk about computers and robots in English.
Teaching important point:
Try to finish the exercise of comprehending.
Teaching difficult point:
Enable the student to learn how to grasp the structure of the text.
Teaching method:
1. Skimming method. 2. Task-based method.
3. Cooperative learning method . 4. Group-discussing method.
Teaching aids:
A computer and a projector.
Teaching procedures:
Step 1. Lead-in
Show pictures on the screen and get them to say out the answers to each picture.
An old calculating machine used in China until now. (an abacus)
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It is built to solve some easy and simple mathematical problems. But it is as
big as a room. ( a huge computer)
It is a new calculating machine which can solve a large number of
mathematical problems. (a calculater)
It is a personal computer which can solve all kinds of problems and is used
widely now. (personal computers)
Step 2 Pre-reading
T: Have the computer and Internet become part of your life?
What can you use computes and Internet to do?
Ss: I use the computer or Internet to: type my homework /draw pictures/ play games communicate with friends/ gather related information for lessons/ buy the things I like / listen to music /watch movie
Step 3 Skimming
Give students two minutes, and ask them to answer the following questions: Question1) Who am I ?
How do you think it is a computer?
Question2) What is the main idea of the passage?
The history of computers.
Question3) How is the passage organized? According to time.
Step 4 Detail Reading (comprehending)
Give students five minutes to read the passage carefully again and do the comprehending questions:
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Timeline
12: The computer began as a calculating machine． 1822: The Analytical machine was made by Charles Babbage． 1936: The computers grow rapidly both in size and brainpower． 1940s: The computers had grown as large as a room. ． 1960s: The first family of computers connected to each other 1970s: Computers were brought into people's homes． Now: Computers connect people all over the world together． True or False
1. In 12 I began as a calculating machine and solve any math problem.( F) 2. My real father was Charles Babbage, who wrote a book in 1936. (F) 3. After 1960s, I became bigger but cleverer and quicker. (F) 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 )
Step 5 Disscusion
Question1):What can we do by computers and Internet?
Question2):Can we do anything on the computers and through the Internet?
Step6 English-debating.
Topic:What are the advantages and disadvantages.of surfing the Internet?
Step 7 Summing-up and enjoying.
Ask students to exchange their own answers in groups, and then raise
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questions if they have any.
Step8 Homework
(1). Go over the text, and try to understand the text. (2) .Retell the passage using your own words.
(3). Get ready for the discussion on P.19 Comprehending 3
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