The first two stages in the development of civilized man were probably the invention of weapons and the discovery of fire, although nobody knows exactly when he acquired the use of the ______.[2003]
【正确答案】
A
【答案解析】解析：latter“两者中的后者”，符合题意选A。latest“最新的，最近的”，如：the latest design(最新设计o later“更迟的，更后的；稍后，随后”，如：He will come later．(他稍后就来。)last“最后的”，如：the last moment(最后一刻)。