风寒壅肺证之咳痰为（）
A．肺阴虚
B．咳嗽、咳血、潮热、盗汗
C．咳吐、浊唾涎沫
D．肺阴亏损
E．肺痿
参考答案：B
以太网交换机的交换方式有三种，这三种交换方式不包括______。
A．存储转发式交换
B．IP交换
C．直通式交换
D．碎片过滤式交换
There are several applications called Web (69) that make it easy to access the World Wide Web, two of the most popular being Netscape Navigator and Microsoft’s Internet Explorer.
A．views
B．homepages
C．browsers
D．sites
