杀灭物体上病原微生物繁殖体的方法称为()
A．无菌操作
B．防腐
C．无菌
D．灭菌
E．消毒
参考答案：E
In recent years travel companies have succeeded in selling us the idea that the further we go, ________.[ ]
A. our holiday will be better
B. our holiday will be the better
C. the better our holiday will be
D. the better our holiday be
公正
