5.I ___ the book I wanted to find before I left the bookstore. A. caught sight of B. caught C. got hold D. lost sight of ...
18.One day I ___ a newspaper article about the retirement of an English professor at a nearby state college. A. came across B. came about C. came after D. came at ...
12._____Christmas Eve I hung up my stocking along with my sisters. A. On B. At C. In D. For ...
6.He was deeply_____in thinking of the people in the calamity-stricken area. A. seized B. taken C. brought D. occupied ...
3.多媒体课件中文字脚本通常由教师使用教学语言撰写。 A. 错误 B. 正确 ...
14.Flash技术的主要特点有( )(1)动画变形效果过渡流畅 (2)表现复杂动画能力强 (3)文件小 (4)不支持XML A. (1)(2)(3) B. (1)(2)(4) C. (2)(3)(4) D. 全部 ...
8.在Director的舞台上,如果要水平或垂直移动一个精灵,则应当按()键。 A. A <Ctrl> B. B <Alt> C. C <Tab> D. D <Shift> ...
2.()就是确定多媒体应用系统开发的目的和范围机器要解决的中心问题。 A. 明确选题 B. 需求分析 C. 风险分析 D. 目标分析 ...
16.亚音信号的频率范围是在() A. A 0Hz-20Hz B. B 200Hz-15kHz C. C 20Hz-20kHz D. D 10Hz-40kHz ...
10.下列多媒体传输协议中,()能提供对媒体进行播放、快进、快倒、暂停及录制的方法。 A. A RTP B. B RTCP C. CRSVP D. DRTSP ...