As we know,animals are the closest friends of us human beings,especially the rare animals.It is
问题描述：
As we know,animals are the closest friends of us human beings,especially the rare animals.It is
答
众所周知, 动物是人类最亲密的朋友， 尤其是珍稀动物.
答
众所周知, 动物是我们人类最亲密的朋友, 尤其是...
答
正如我们所知,动物是人类最亲密的朋友,特别是珍稀动物,...（没完）