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人教2003课标版《Warming up、Pre-reading、Reading、Comprehending》新课标PPT课件优质课下载
A brief introduction about the development of the computer.
The computer plays an important part in people’s life.
How does an analytical machine become a computer?
What’s the main idea of this passage?
An exposition
Find the topic sentence of each paragraph
These changes only become possible as my memory improved.
Many new applications have been found for me.
Over time I have been changed quite a lot.
From calculating machines to personal computers and laptops
From tubes to chips
Computers are helpers of the human race.
An introduction about the development and the new applications of the computer.
General ?
Detailed
Time I n 1642
200 years later
about thirty years later
Changes of name
Changes of function
Time
since the 1970s
since 1936
Changes of name
Changes of function