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With the development of science and technology, many new things have appeared in our lives. Let’s...
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Transcript of With the development of science and technology, many new things have appeared in our lives. Let’s...
With the development of science and technology, many new things have appeared in our lives.
Let’s guess what they are:
I am a machine which moves very fast on four wheels. You need a license (执照 ) and must be very careful when you drive me. Rolls Royce, Benz and BMW are some famous kinds of me.Who am I?
car
guess-1guess-1
I am a machine which is a good helper in doing house work. I wash clothes for people. Who am I?
washing machine
guess-2guess-2
I am a machine that you use to talk to other people even in a far-away place. We are connected by wire or radio. Now each of us often has a number.Who am I?
telephone
guess-3guess-3
I am an I am an old calculating machineold calculating machine used in China until now.used in China until now.
Who am I?
abacusabacus
guess-4guess-4
I am built to I am built to solve some solve some mathematical problemsmathematical problems. But I . But I am am too bigtoo big..Who am I?
huge computerhuge computer
guess-5guess-5
I am I am a small electronic machinea small electronic machine which can solve a large number of which can solve a large number of mathematical problems.mathematical problems.Who am I?
calculatorcalculator
guess-6guess-6
I am a machine, which you can use to type your homework, draw pictures, play games, watch movies, listen to music, communicate with your friends, gather information… Who am I?
computer
guess-7guess-7
I am a kind of computer which can be taken conveniently like a notebook.
Who am I?
notebook computer (laptop)
guess-8guess-8
Task1 Fast-reading
Paragraph 1
Paragraph 2
Paragraph 3
Over time I have been changed quite a lot.
These changes only became
possible as my memory improved.
Since the 1970s many new applications have been found for me.
Find out the topic sentence of each paragragh
Task 2 Careful-reading (finish Exx.1.2 on page19)
1642:_____________________________________
1822:The Analytical Machine was made by Charles Babbage.
1936:_______________________________
___________________________
1940s:_________________________________
_____: The first family of computers was connected to
each other.
1970s:_________________________________
Now:_____________________________________
Paragraph 1 Over time I have been changed quite a lot.
Paragraph 2 These changes only became possible as my memory improved.
Paragraph 3 Since the 1970s many new applications have been found for me.
•Calculating machine •• • •
•Tubes •• • •
•Communications •Finance
• • •• •
Task 2 Careful-reading (finish Exx.1.2 on page19)
1642:__________________________________ _______________
1822:The Analytical Machine was made by Charles Babbage.
1936:_______________________________
___________________________
1940s:_________________________________ _______
The computer began as a calculating machine.
The computer grew rapidly both in size and in brainpower.
The computer had grown as large as a room.
Task 2 Careful-reading (finish Exx.1.2 on page19)
_____: The first family of computers was connected to each other.
1970s:_________________________________ ______
Now:__________________________________ ___________________
Many new applications have been found for computer.
1960s
Computers were used in offices and homes.
•Calculating machine
Paragraph 1 Over time I have been changed quite a lot.
•Analytical machine
•Universal machine
•PC •laptop
Paragraph 2 These changes only became possible as my memory improved.
•Transistors
•Chips
•Network
•World Wide Web
•Tubes
Paragraph 3 Since the 1970s many new applications have been found for me.
•Finance •Trade
•Robots
•Mobile phones
•Communications
•Medical operations •Space rockets
Task3 Star sentences
Over time I have been changed quite a lot.
经过一段时间我已经被改变了很多。
Sentence 1 P1 L1 Sentence 1 P1 L1
I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.我发展缓慢,差不多过了两百年之后,查尔斯 . 巴比奇才把我制成了一台分析机。
Sentence 2 P1 L3 Sentence 2 P1 L3
Over time my memory has developed so much that, like an elephant, I never forget anything I have been told!
随着时间的推移,我的记忆能力发展得如此之快,就像一头大象一样,从来不会忘记被告知的任何事情!
Sentence 3 P2 L20 Sentence 3 P2 L20
I have also been put into robots and used to make mobile phones as well as help with medical operations.
我还被放在机器人里面,被用来帮助做医疗手术,并且用来制作移动电话。
Sentence 4 P3 L20Sentence 4 P3 L20
我现在真的非常高兴我能够成为人类忠诚的朋友和帮手 !
I am now truly filled with happiness that I am a devoted friend and helper of the human that I am a devoted friend and helper of the human race!that I am a devoted friend and helper of the human race!
Sentence 5 P3 L33 Sentence 5 P3 L33
◆1.Over time I have been changed quite a lot.◆2.I developed very slowly and it took nearly two hundred years before I was built as an analytical machine by Charles Babbage.◆ 3.Over time my memory has developed so much that, like an elephant, I never forget anything I have been told!◆4.I have also been put into robots and used to make mobile phones as well as help with medical operations.◆5. I am now truly filled with happiness that I am a devoted friend and helper of the human race!