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Can you answer these questions?赢积分的机会来了! 把你的答案寄来,得奖品,又可赢积分,过两期我们就要公布积分大榜了,快抓紧时间吧! 1. It has four legs,but it can‘t walk.It has two arms, but it can’t carry anything.It has a back,but it can’t bend.What is it?