this volunteer work takes each of them several hours a week(改为同义句）
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时间：2024-08-17 10:43:55
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this volunteer work takes each of them several hours a week(改为同义句）【专家解说】：It takes each of
【专家解说】：It takes each of them several hours a week to do this volunteer work.
my birthday is in a half month.
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