与血的运行关系最为密切的是（）。
A.肺脾肾
B.心脾肝肾
C.心肺肝脾
D.脾肺肾肝
参考答案：C
---What time do you go to school?
--- _____ seven thirty ____ the morning.[ ]
A. at, on
B. in, in
C. on, at
D. at, in
什么是纪检监察？
