__________ by the beauty of nature , the girl decided to spent another day on the farm.

A．Attracting

B．Attracted

C．To be attracted

D．Having attracted

声卡控制声音的输入输出，当波形声音输入计算机时，主音频处理芯片完成( )。

A．模拟信号的量化和取样

B．合成出相应的音乐

C．将数字声音还原成模拟声音信号

D．实现声音的获取和重建