口语交际应培养学生表达和应对的能力，使学生具有文明和谐地进行人际交流的素养。
参考答案：对
It's reported that________560,000 visitors from home and abroad visited the Shanghai Expo site over the first three days.[ ]
A. mainly
B. approximately
C. obviously
D. fundamentally
患者，男，42岁。小便频数，夜尿尤多，阳事无力。用药宜首选( )
A．海螵蛸B．鸡内金C．乌药D．桑螵蛸E．益智仁
