腹腔镜检查前应进行：
A．常规化验及检查
B．手术当日可进食
C．安置尿管
D．术前抗生素预防感染
E．外阴、 * * 消毒
参考答案：A,C,E
It was from only a few supplies that she had bought in the village the hostess cooked such a nice dinner.
A．where
B．which
C．when
D．that
（）属于测定油漆表面干燥的方法。
A.手指法
B.干燥试验器
C.保险刀片法
D.指甲法
