微机中打印机通常连接在（）
A.LPT并行接口
B.串行接口
C.显示器接口
D.键盘接口
参考答案：A
--Why are you so depressed, Lily?
--- I lost the contest narrowly, or I _________ the award of $10,000.
A．had gained
B．would have gained
C．would gain
D．must have gained
