已知DA=“12/02/99”，&DA函数值的类型是( )。
A．字符型
B．数值型
C．日期型
D．备注型
参考答案：C
—Your city is so beautiful. It's like a big garden.
—Yes. Many trees and flowers _______ every year.
A. are planting B. are planted C. have planted
长期使用可致胃出血( )
A．地西泮B．阿司匹林C．阿托品D．普萘洛尔E．庆大霉素
