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The wolf .
Once upon a time, a boy. He sheep every day.
—No, it's ________.
big small
This ball is , but it's not heavy (重的).
That ball is , but it's very heavy.
This pen costs .
a book from Sam 18yuan
a toy bear from Daming 29yuan
a bag from Lingling 55yuan
a cup from Amy 5yuan
Hello, everyone.……
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