单项选择题
男性，36岁。腰痛2年，半月前B超发现右肾结石3.0cm，并有右肾积水中度，5天前感冒发热并右腰痛加重，伴高热，尿频，尿痛，查体温38.5℃，右肾区叩痛明显，尿检高倍镜下充满红细胞，肾图右。肾功能严重受损．左侧正常。B超右肾中度积水，肾盂内透声不好疑感染，右肾穿刺为脓性，其治疗方法是（）。
A．右肾切除 B．右肾造瘘 C．右肾切开取石 D．继续消炎治疗 E．体外震波碎石
单项选择题 Robert Bums is remembered mainly for his songs written in the ______ dialect on a variety of subjects.
单项选择题 Which of the following factors does NOT contribute to the formation of new pronunciation
单项选择题 ______ is the American president during The Great Depression who proposed New Deal.
