we are born to be lonely.be born to be adj.表示“生来是什么样的”,例如,Everyone in the world is born to be fair. 世界上每个人都生来平等。
We are born (to be)lonely.be born to do的搭配例如布莱尼的歌:I was born to make you happy.
是We were born lonely.
We are born alone