浙江省杭州市塘栖中学高中英语必修二教学课件：《unit

4 robots 5 mobile phones
6 medical operations
7 space rockets
8 providing a life of high
quality
Read the passage and finish the timeline below.
1642 The computer began as a calculating machine．
A. In 1642.
B. In 1936.
C. In the 1940s. D. In the 1970s.
4. How old is the computer?
Unit 3
Reading
Title: who am I?
1A.W comhopuitsert.he speaker in this story? 2T.hMe adienveidloepameonft tahned wusheoloef pcoamsspautgeer.s.
Main idea of each paragraph:
Para 1 TOchhveaenrhgisettidmorqeyuIiotfehcaaovmelpoutbt.eeersn
Para 2 These changes only
The impbreovceammeentpofsstihbelemaesmomry memory improved.
Para 3 STihnecenetwhefu1n9ct7i0onss mfoarny
analytical machine
universal machine
PC
laptop
Paragraph 2
Topic sentence
These changes only became possible as my memory improvedls
transistors
( 2 ) analytical machine
( 1 ) calculating machine ( 4 ) PC ( 6 ) robot ( 5 ) laptop ( 3 ) universal machine
True or False
1. My real father was Charles Babbage, who wrote a book and built me in 1936.
applications have been found for me.
Reading Comprehension
1. Who was the first person to make the
earliest computer?
A. Alan Turing. B. Charles Babbage.
space exploration
Paragraph 3
Topic
Since the 1970s many new
sentence applications have been found for me.
Supporting 1 communications
details
2 finance 3 trade
The first family of computers was 1960s
connected to each other.
1970s Computers were used in office and homes.
now Computers connect people all over the world together.
1822 The analytical machine was made by Charles Babbage.
1936 The computer grew rapidly both in size and in brainpower.
1940s The computer had grown as large as a room.
new apcpolimcpauttieornss have been found for me.
Topic sentence
Paragraph 1
Over time I have been changed quite a lot.
Supporting
details
calculating machine
C. Charles Turing. D. Alan Babbage.
2. When was the “universal machine” built?
A. In 1822.
B. In 1642.
C. In 1936.
D. In 1970.
3. When was the computer the biggest?
2. After I got my new transistors in the 1960s, I became smaller but cleverer and quicker.
3. I was brought into people’s homes in the 1970s.
4. Since my birth I have been built to take the place of the human race.
5. I began as a calculating machine in Japan in 1642.
6. In 1936, I grew rapidly both in size and in brainpower.
7. As time went by, I was made bigger. 8. Since the 1970s many new
chips
network
World Wide Web
Para.3 What are the new applications for computers?
provide hufminaanncse witthradae life of
comhimghunqicuaatilointy
robot
mobile medical phone operation