All the candidates present at the conference have contributed to the development of our country, so they are each recognized specialists in their _________fields.

A．respective

B．respected

C．respecting

D．respectful

（）负责对实施情况进行监督检查。

A.上级主管单位

B.领导班子

C.行政职能部门

D.纪检监察纠风部门

E.以上都是