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师梦圆初中英语教材同步外研版九年级上册Unit 1 Will computers be used more than books in the future.下载详情

九年级上册《Unit 1 Will computers be used more than books in the future.》最新PPT课件下载-成都市优质课

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内容预览

compass

the 11th century

gunpowder

the 9th century

car

Karl Benz

in 1885

steam engine

James Watt

in 1776

telephone

Alexander Graham Bell

in 1876

electric bulb

Thomas Alva Edison

in 1876

calculator

in 1971

TV

in 1927

Look at the pictures and answer the questions.

How have these inventions changed people’s lives?

Which one do you think is the most important?

What other important inventions can you think of?

A: Which invention do you think is the most important?

B: Because it …

A: Why?

B: I think … is the most

important.

A: Which of these inventions do you

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