治疗心肌梗死心阳欲脱证,应首选的方剂是
A.半夏白术天麻汤
B.瓜蒌薤白半夏汤合涤痰汤
C.枳实薤白桂枝汤合当归四逆汤
D.参附龙牡汤
E.当归四逆汤合苏合香丸
参考答案:D
It's _____ good weather that parks are full of people more than they _____ had.[ ]
A. so a; once
B. such a; ever
C. such; ever
D. so; usually
( )是世界各国普遍存在而且日益严重的一个社会经济问题。
A.贫穷问题
B.老龄化问题
C.就业问题
D.生态环境问题