【单选题】—How's your teacher today? —_____. [ ]
D.
They are fine, thank you.
【单选题】国家信用通常是国家(政府)( )的一种信用形式。
【单选题】香豆素与浓度高的碱长时间加热生成的产物是
【单选题】对于Samba服务器, ( )模式安全等级最高。
【单选题】Then _____ of that time when he was cowboy .
B.
. came the memory C. the memory comes D . the memory came