人教版英語書小學(xué)六年級下冊Unit4A部分課后答案

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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.
    圖片略
    Find the mistakes
    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.