.The opening ceremony of the 29th Beijing Olympic Games was __________ that everybody was greatly impressed_____ it.

A．a such big success; at

B．such a big success; on

C．a so big success; by

D．so big a success, with

________是适用于记载和传达会议情况和议定事项的公文。( )

A．会议记录

B．会议纪要

C．简报

D．通知