（）用于加盖在临柜业务印章管理规定的票据、凭证、函件上，表明业务已经处理完毕。
A、业务专用章
B、业务办讫章
C、受理凭证章
D、交款专用章
参考答案：B
打开数据库表文件后，当前记录指针指向80，要使指针指向记录号为70的记录，应使用命令 【11】 。
MIDI enables people to use (11) computers and electronic musical instruments. There are actually three components to MIDI, the communications" (12) .", the Hardware Interface and a distribution (13) called "Standard MIDI Files". In the context of the WWW, the most interesting component is the (14) Format. In principle, MIDI files contain sequences of MIDI Protocol messages. However, when MIDI Protocol (15) are stored in MIDI files, the events are also time-stamped for playback in the proper sequence. Music delivered by MIDI files is the most common use of MIDI today.
A．format
B．text
C．wave
D．center
