A. He was very active in community service.
B. He did quite well in mathematics and science.
C. He had excellent records in almost all subjects.
D. He searched for information to keep himself busy.
[填空题] 音频低于()HZ,称为亚音频。
[判断题] 计算机处理的音频种类通常包括波形音频和MIDI音频。A . 正确B . 错误
[多选题] 以下哪些音频特效属于音频转场效果?()A . ighpassB . LowpassC . Constant GainD . Constant Power
[单选题]使用GoldWave软件对音频文件“我爱你中国.wav”进行处理,原音频文件的参数如图5所示.能够实现修改后的音频文件是原音频文件存储容量2倍的是()
[判断题]对音频文件进行优化处理应确保音频完整,忠于音频档案原貌。( )A.对B.错
[判断题]在PowerPoint2010中,插入到幻灯片中的音频有文件中的音频、剪贴画音频和录制音频等三种。( )A.对B.错
[判断题]在PowerPoint2010中,插入到幻灯片中的音频有文件中的音频、剪贴画音频和录制音频等三种。( )A.对B.错