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信息发布者：
B

C

C

C

B

Lily
Now I'm twelve years old. Five years 
ago, I was in Grade One. Every morning, my mother took me
to school by bike. Then she went to work. And she always bought 
clothes from shops. But now she can buy things on the Internet.
In the past she used a telephone at home and in the office to call 
people. Now she uses her mobile phone to call people anywhere.
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