经济总量平衡是指( )的平衡与协调。
A.总投资与总收益B.总产出与总消费C.总供给和总需求D.总支出与总产值
参考答案:C
--What made your father throw up last night?
-- I think the large quantities of wine _________.
A.was
B.might
C.make
D.did
诊断急性肺水肿的依据是()
A.劳力性呼吸困难
B.端坐呼吸
C.肝颈返流征阳性
D.颈静脉怒张
E.神志不清