"不寐之故，大约有五"指出的不寐病因不包括
A．气虚、阴虚
B．痰滞、水停
C．痰热、肝火
D．寒凝、瘀血
E．胃不和
参考答案：C,D
Everyone is surprised at the news, ______? [ ]
A．is he
B．are they
C．aren't they
D．is not he
After graduation from college, he began to go from city to city, _____ a suitable job. [ ]
A. searching for
B. taking on
C. looking after
D. bringing up
