按分离油井物流的状态，可分为（），（）两种分离器。
参考答案：二相；三相
This restaurant wasn’t _________ that other restaurant we went to.
A．half as good as
B．as half good as
C．as good as half
D．good as half as
适用于过敏性休克的治疗是（）。
A.肾上腺素
B.辅助呼吸
C.输液
D.氨茶碱
E.肾上腺皮质激素
