最严厉的一种法律责任指
A.刑事责任
B.民事责任
C.行政责任
D.行政处罚
E.行政处分
参考答案:A
Having tried hard several times, they finally _______ the hope of finding an effective way to save the dying man.
A.abandoned
B.released
C.discouraged
D.resigned
右冠状动脉的分支除外()
A.后室间支
B.左室后支
C.窦房结支
D.旋支
E.房室结支