继发龋不易查出时，可用下列哪种方法帮助诊断（）。
A.探针
B.X线
C.温度测试
D.叩诊
E.以上均不是
参考答案：B
Hi Mr. Smith. I didn't know you were in New York. How long _________ here? [ ]
A. have you come
B. were you
C. have you been
D. will you come
根据《治安管理处罚法》的规定，违反治安管理的行为主要由结果的危害性构成。 ( )
