小学六年级人教版英语书翻译|人教版英语书小学六年级下册Unit4A部分课后答案

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There was only one small building
on a hill.There was no library
in his school.There were no
computers or Internet in his school.
There was a small building in my school
five years ago.
There wasn't a library. There were no
computers.
There is a big building in my school now.
And there is a new library. There are many computers.
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At that time，there were no post offices，cafes，gyms，motels or cinemas.
People didn't go by bike or bus. People couldn't use traffic lights.

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