直接取得视频信号的设备，通过光敏物质做成的靶面，将景物光转换为电信号的摄像机属于（）
A.分量机
B.模拟机
C.数码机
D.其他
参考答案：B
I wanted to _______ to buy a basketball. At last I bought a nice one _______ the money I had save.[ ]
A. have money, in
B. keep money, by
C. save money, with
D. saves money, for
希腊城邦的突出特点是 （ ）
A．面积狭小
B．小国寡民
C．互相攻伐
D．主权在民
e.[ ]