The government has been under growing pressure to ______ the causes of air pollution as smog frequently smothers the country's large cities．

A．release

B．schedule

C．address

D．maintain

心血虚与心阴虚的共有症是（）

A.胸闷气短

B.头晕目眩，面白无华

C.五心烦热，潮热盗汗

D.心悸怔忡，失眠多梦

E.唇舌淡白，脉细数