“水谷气血之海”是（）
A.胆
B.胃
C.冲脉
D.肝
E.肾
参考答案：B
To our ________, his illness proved not to be as serious as we had feared.[ ]
A. anxiety
B. relief
C. worry
D. surprise
GK1C机车柴油机机油末端压力达不到0.08—0.1Mpa的原因可能有哪些？
