发现尿路阳性结石最常用的检查方法是（）。

A.腹部CT检查

B.腹部MRI检查

C.静脉肾盂造影检查

D.腹部平片检查

E.逆行尿路造影检查

I feel sure that ______ qualification, ability and experience, our headmaster is abundantly equal to the position we have in mind.

A．in case of

B．in terms of

C．in the opinion of

D．in the course of