After a few years of hard work, they succeeded __ a way out.

A．in finding

B．in looking for

C．to find

D．to look for

《素问·六节藏象论》认为，心的阴阳属性为（）。

A.阳中之太阳

B.阳中之太阴

C.阳中之少阳

D.阴中之少阳

E.以上均不是