急性心肌梗死溶栓治疗，常用的溶栓剂有（）
A.rt-PA
B.阿司匹林（乙酰水杨酸）
C.尿激酶
D.链激酶
E.肝素
参考答案：A, C, D
口袋中放有6只红球和14只黄球，这两种球除颜色外没有任何区别．随机从口袋中任取一只球，取到黄球的概率是______．
As far as I am concerned, education is about learning and the more you learn, ______. [ ]
A. the more for life are you equipped
B. the more equipped for life you are
C. the more life you are equipped for
D. you are equipped the more for life
