填写装机指令单时,常用代码BT指的是()
A.行李
B.机组行李
C.要客行李
D.转港行李
参考答案:D
—When _____ visit his aunt?
—Last weekend. [ ]
A. does she
B. do they
C. did he
D. did us
出血坏死型胰腺炎产生休克主要与下列哪项有关
A.弹力纤维酶
B.胰血管舒缓素
C.磷脂酶A
D.胰蛋白酶
E.以上都是