下列各句中，划线的成语使用正确的一项是

His uncle is a worker and has been workingin the factory for more than ten years. _____.

在下列句子的空缺处依次填入词语，最恰当的一组是（ ）①掐丝是一种非常 的工作。②这篇论文写得精准透彻，主要得力于作者 了大量资料。③人类对大自然的每一分破坏，都遭到了相应的报复，环境污染的威胁不亚于第三次世界大战，这绝不可 。

_____ time, animals have developed many ways to stay away from their enemies.[ ]

She thought I was talking about her daughter, ____ in fact, I was talking about my daughter[ ]