A.198.23.256.54 B.6.12.13.14 C.221.56.49.2 D.95.82.66.155
A.41.255.-255.212 B.165.216.216.28 C.35.216.20.272 D.49.25.JH.132
A.進(jìn)行邏輯運(yùn)算B.進(jìn)行算術(shù)運(yùn)算C.分析指令并發(fā)出相應(yīng)的控制信號(hào)D.只控制CPU的工作