开放性创伤伴有休克时的急救，首先是
A．及时转送医院
B．及时手术
C．应用抗休克药物
D．有效止血和迅速扩容
E．尽快包扎伤口
参考答案：D
— _____ that China has the largest number of mobile phone users.
— I believe so. It seems everyone has one. [ ]
A. Someone said
B. They told me
C. It is said
D. I was told
在概率和收益的权衡方面，不包括的方法是( )。
A．确定/不确定性偏好法
B．最低成功概率法
C．最低收益法
D．调查问卷法
