Climbing a mountain is hard work .But one step after another finally brings a person to the t()..

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Climbing a mountain is hard work .But one step after another finally brings a person to the t()..

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top另外附上原文:Climbing a mountain is hard work.But one step after another finally brings a person to the top.Along the way,he can stop and look around.And the higher he climbs,the more wonderful hi...