It's too late, I _______ go home now, or my parents will be angry with me. [ ]

A. have to

B. have

C. may

D. can

女性，28岁，尿频、尿急、尿痛、小腹痛伴终末血尿2天，尿常规见许多红、白细胞／HP

进一步检查中哪一项为禁忌（）

A.IVP

B.B超

C.膀胱镜

D.尿培养

E.同位素肾图