低位阑尾炎()胆囊炎()盲肠后位阑尾炎()
A.腰大肌征阳性
B.闭孔内肌征阳性
C.莫菲征阳性
D.麦氏点压痛
E.右上腹叩痛
参考答案：B,C,A
小儿指纹主病，滞主（）
A.热
B.寒
C.虚
D.实
E.里
—______ are you staying there?
—Just for two days. [ ]
A. How often
B. When
C. How long
D. How many
