问题描述：
短文改错 my brother tom was very selfish when he was a little boy.
短文改错 my brother tom was very selfish when he was a little boy he did not want share things with other people.for example,when he bought a chocolate cake,he put them in a secret place where I could not find.Then he ate it all by himself
短文改错 my brother tom was very selfish when he was a little boy he did not want share things with other people.for example,when he bought a chocolate cake,he put them in a secret place where I could not find.Then he ate it all by himself
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