《鹤林玉露》的作者是：（）
A、陆游；
B、洪迈；
C、周密；
D、罗大经
参考答案：D
— Look at that pretty girl! Do you know _______?
— She is a dancer.
A．who she is
B．who is she
C．what she is
D．what is she
A接口（TDM方式）上话音信号得传输速率为（）
A.2Mkbit/s
B.16Kbit/s
C.13Kbit/s
D.64Kbit/s
