问题描述：
Bob is twelve years old now.He is a ________ grade student.(seven)
His money soon ______________.(run out)
He likes helping homeless people.同义句:He likes helping people _______ _______ _______ _______.
His money soon ______________.(run out)
He likes helping homeless people.同义句:He likes helping people _______ _______ _______ _______.
问题解答：
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