船舶需要向后移泊,可采用的方法是()
A.绞尾缆,溜首缆
B.绞首缆,溜尾缆
C.同时绞进首尾缆
D.同时溜首尾缆
参考答案:A
根据句意及所给首字母完成单词。
1. He never p _____ computer games.
2. That is a great i _____ .
3. His grandfather often listens to m _____ .
4. How about going to Beijing for a h _____ ?
5. M _____ is the second (第二) day of the week.
6. Liu Xiang is my favourite sports s _____ .
7. Tomorrow is Daming's birthday.Let's send him a p _____ .
8. When you go to a concert,you'd better buy a t _____ .
MIDI是音乐与计算机相结合的产物,与波形声音相比,使用MIDI的原因是()
A.MIDI音乐可以合成出所有的声音
B.MIDI音乐易于编辑修改,还可以与波形声音同时播放
C.MIDI文件是一系列指令,而不是波形,它需要的存储空间非常小
D.能够模仿乐器的各种演奏技巧,甚至能达到乐器无法演奏的效果