我行设定的保险公司核保时间最大为（）秒，如果系统核保超时，请重新发送。
A.2
5B.10
C.30
参考答案：A
It was pretty _______ from her voice that she was playing a trick on all of us.
A．curious
B．obvious
C．religious
D．energetic
在二碘甲烷溶液中，台面朝下的（）在电筒照摄下可显示花瓣状阴影图。
A.钻石
B.钛酸锶
C.合成立方氧化锆
D.钆镓榴石
