Once an ant was drinking by a small river and fell in.She tried her best to teach the bank, but she could't move at all.At this time, a bird threw a piece of wood to her. She was saved.

　　曾经有一只蚂蚁去河边喝水，掉进水里。她尽最大努力要爬到岸上，可是根本过不去。这时一只鸟扔给她一块木头，她得救了。

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