灌肠的适应证是（）
A.便秘患儿
B.急腹症或胃肠道出血患儿
C.需肠镜检查的患儿
D.先天性巨结肠患儿手术前
E.高热患儿
参考答案：A, C, D, E
_________ a lot of troublesome affairs to deal with,our boss doesn't have any time to spend holidays.
A．Thanks to
B．For
C．With
D．In case
