下列表现为血虚发热的有
A．发热或高或低
B．夜间发热
C．头晕眼花
D．唇甲色淡
E．面色无华
参考答案：A,C,D,E
A little knowledge is _______, because it can cause people to think they are more expert than they really are.
A．expensive
B．ordinary
C．precious
D．dangerous
《中华人民共和国对外贸易法》不适用于下列哪种情况？
A．货物进出口
B．技术进出口
C．国际服务贸易
D．我国香港地区的货物进出口
