问题描述：
牛津英语5B 39页
it is an egg.
it was a black egg.Now it is a brown tadpole.
it was a brown tadpole .now it is a green frog.
仿照上述写一组动物成长变化的句子（3句,不能写人,蝴蝶,鸡和鸭）
it is an egg.
it was a black egg.Now it is a brown tadpole.
it was a brown tadpole .now it is a green frog.
仿照上述写一组动物成长变化的句子（3句,不能写人,蝴蝶,鸡和鸭）
问题解答：
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