急性肾炎应用青霉素的目的是（）
A.治疗肾炎
B.预防肾炎复发
C.清除残余病灶
D.治疗并发症
E.防止交叉感染
参考答案：C
Computers of this kind __________. They are out of stock (脱销) now.
A．sell good
B．sell well
C．are sold good
D．are sold well
Linux系统中，默认安装DHCP服务的配置文件为（）。
A．/etc/dhcpd.conf
B．/etc/dhcp.conf
C．/etc/dhcpd.config
D． /etc/dhcp.config
