Ⅵ型狼疮性肾炎指肾小球球性硬化比例超过（）。
A.90%
B.80%
C.70%
D.60%
E.50%
参考答案：A
The person in charge of the meeting asked the people present to sit ______ together and listen______.
A. closely; close B close; closely
C. close; close D. closely; closely
有清洁皮肤和治疗疾病作用的桑拿浴发源于欧洲哪个国家？
