高一英语必修二unit3Computers课件
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• Intelligence: cleverer
F
2. People began to realize that the computer got
cleverer and quicker with time passing. T
3. The computer began to serve the human race
since it was brought into people’s homes. F
● I was built as an Analytical Machine by Charles Babbage.”
●”My real father was Alan Turing ....”
● I was able to share my knowledge with others through the World Wide Web.
2) What can you infer from the text? A. The computer has artificial intelligence. B. The computer changes a lot over the years. C. The computer was not connected by a network until in the early 1960s. D. Now the computer can only be used to deal with information.
2. Questions
Q1: How did the computer work as an Analytical Machine? The computer followed instructions from cards with holes.
Q2: In how many ways do we say the computer changed? What are they? • Size: smaller
calculator
I can be used for calculating. Besides, I can also be used for watching DVD, sending e-mail and communicating through the Internet. However, I am not a PC, because I’m small enough for you to take me with you.
4. Speinocpelethaero1u9n7d0st,htehewcoormldptuhtreoruwghasthueseIdntbeyrneTt.
5. 5. The larger the computer is, the more
memory
F
6. it has.
Comprehending:
Do you know who I am?
notebook computer
A huge computer
Palmtop
A PC
Who am I ?
Skimming: Go over the story to find out
who the speaker is. Write down 3 sentences to support your idea. It is a computer.
computers could be made to work．
1940 Computers had grown as large as a room.
s
1960s The first family of computers was
connected Computers
to were
used
in
offices
Do you know who I am?
abacus
I am very small. I can be used for calculating. In China, a lot of students use me when solving mathematical problems.
Do you know who I am?
1. Choose the best answers
1) What’s the main idea of the text? A. The computer wants to find “who he is”. B. The functional change of the computer. C. The computer becomes popular around the world. D. The history of the computer.
andHale Waihona Puke Baidu
homes．
each other.
Computers connect people all over the world
1970 together.
True or False
1. Alan Turing built an Analytical Machine to
solve any mathematical problems.
Guess!
A handbag?
A toy?
Guess more:
I am very old now. I was born in China. Many people used me for calculating in the past, but now I am a bit lonely because they don’t like me now.
Scanning: Timeline
1642 The computer began as a calculating machine．
1822 The Analytical Machine was made by
1936
ICAnhlaawnrhlTeiuscrhinBogarwbdrbeoartgeieas.btohoek ttoedxetscorirbgeahnoiwzed?
F
2. People began to realize that the computer got
cleverer and quicker with time passing. T
3. The computer began to serve the human race
since it was brought into people’s homes. F
● I was built as an Analytical Machine by Charles Babbage.”
●”My real father was Alan Turing ....”
● I was able to share my knowledge with others through the World Wide Web.
2) What can you infer from the text? A. The computer has artificial intelligence. B. The computer changes a lot over the years. C. The computer was not connected by a network until in the early 1960s. D. Now the computer can only be used to deal with information.
2. Questions
Q1: How did the computer work as an Analytical Machine? The computer followed instructions from cards with holes.
Q2: In how many ways do we say the computer changed? What are they? • Size: smaller
calculator
I can be used for calculating. Besides, I can also be used for watching DVD, sending e-mail and communicating through the Internet. However, I am not a PC, because I’m small enough for you to take me with you.
4. Speinocpelethaero1u9n7d0st,htehewcoormldptuhtreoruwghasthueseIdntbeyrneTt.
5. 5. The larger the computer is, the more
memory
F
6. it has.
Comprehending:
Do you know who I am?
notebook computer
A huge computer
Palmtop
A PC
Who am I ?
Skimming: Go over the story to find out
who the speaker is. Write down 3 sentences to support your idea. It is a computer.
computers could be made to work．
1940 Computers had grown as large as a room.
s
1960s The first family of computers was
connected Computers
to were
used
in
offices
Do you know who I am?
abacus
I am very small. I can be used for calculating. In China, a lot of students use me when solving mathematical problems.
Do you know who I am?
1. Choose the best answers
1) What’s the main idea of the text? A. The computer wants to find “who he is”. B. The functional change of the computer. C. The computer becomes popular around the world. D. The history of the computer.
andHale Waihona Puke Baidu
homes．
each other.
Computers connect people all over the world
1970 together.
True or False
1. Alan Turing built an Analytical Machine to
solve any mathematical problems.
Guess!
A handbag?
A toy?
Guess more:
I am very old now. I was born in China. Many people used me for calculating in the past, but now I am a bit lonely because they don’t like me now.
Scanning: Timeline
1642 The computer began as a calculating machine．
1822 The Analytical Machine was made by
1936
ICAnhlaawnrhlTeiuscrhinBogarwbdrbeoartgeieas.btohoek ttoedxetscorirbgeahnoiwzed?