加强有关社会治安综合治理的思想建设、组织建设、规范建设是落实综合治理的关键。 ( )
参考答案：对
—I don't suppose the police know who did it.
—Well, surprisingly they do. A man has been arrested and ______ now.
A．has been questioned
B．is being questioned
C．is questioning
D．has questioned
类天疱疮的IIF抗体滴度与病情相关性为（）
A.平行
B.无明显相关
C.相反
D.正比例
E.反比例
