治疗痰热咳嗽兼有便秘者，宜首选（）。
A.川贝母
B.车前子
C.瓜蒌仁
D.苏子
E.杏仁
参考答案：C
数据库物理设计完成后，进入数据库实施阶段，下述工作中，哪一项一般不属于实施阶段的工作
A．建立库结构
B．扩充功能
C．加载数据
D．系统调试
It is probably easier for teachers than for students to appreciate the reasons why learning English seems to become increasingly difficult once the basic structures and patterns of the language have been understood．
