We are all know the man is the most developed animal in the world.为什么去掉the

We are all know the man is the most developed animal in the world.为什么去掉the
We are all know the man is the most developed animal in the world.为什么去掉the

We are all know the man is the most developed animal in the world.为什么去掉the
因为 the man 和 man 的意思不同,the man = 那 / 这个人； man = 人类；
原句的意思是说：我们大家都知道,人类是世界上最发达的动物,这里当然是用“人类（man）”来表示；
句中的 are 应删去.