It is in Qingdao ______ you are going to pay a visit to _____ this kind of washing machine is produced.

A．/; that

B．where; which

C．/; where

D．what; which

刘女士，其反复尿频、尿痛伴肉眼血尿1年，拟"肾结核"收住入院，住院后刘女士每日尿十余次，严重影响其睡眠。

该如何帮助刘女士减轻排尿痛苦（）

A.膀胱造瘘术

B.留置导尿

C.训练刘女士定时排尿

D.控制饮水

E.服用抗生素