心力衰竭并发心房扑动时首选
A.心得安
B.心律平
C.奎尼丁
D.快速洋地黄制剂
E.胺碘酮
参考答案:D
Is there ________ in today's paper?[ ]
A. important something
B. important anything
C. something important
D. anything important
构建社会主义和谐社会,是一项艰苦复杂的_______,需要付出________。