More than five thousand years ago, Chinese scholars accurately described the flow of blood as a continuous circle controlled by the heart, but it went unnoticed in the West. (A) but it went (B) but it was (C) although it was (D) but the discovery went (E) although the discovery was 作者: sprog 时间: 2003-10-13 23:20
go作为系动词用的时候有 处于......的状态的意思，用在这里比较恰当。