I stood there blankly, not knowing what to do.

　　我茫然地站在那里，不知道該怎么辦。

　　Knowing the bad news, all of us sat in silence.

　　知道這個(gè)壞消息之后，我們一聲不吭地坐著。

　　There was no way of knowing, save by going down.

　　除了下去，沒有別的辦法知道。