以下属于计算机输出设备的是
A.打印机
B.显示器
C.声卡
D.音箱
E.麦克风
参考答案:A,B,C,D
You didn ’ t let me drive. If we _____ in turn, you ______ so tired.
A.has left; comes
B.drove; wouldn’t have got
C.were driving; wouldn’t get
D.had driven; wouldn’t have got
对保持香港、澳门长期繁荣稳定提出的方针是什么?