慢性肾盂肾炎治疗应用哪种方法【 】
A.联合应用抗生素并去除易感因素
B.按急性肾盂肾炎治疗
C.给予一种抗菌药物
D.对症治疗无需用药抗菌
E.一旦出现症状无需用药抗菌
参考答案:A
The young man admitted, after several hours questioning, ______ a wallet from the passenger on the bus. [ ]
A. having stolen
B. to have stolen
C. being stolen
D. to steal
一个二次函数的图象顶点坐标为(4,3),形状与开口方向和抛物线y=-2x2相同,这个函数解析式为______.