戏剧语言是表达戏剧冲突的重要手段，台词必须富于动作性，能（）剧情发展。
A：促进
B：促使
C：推进
D：推动
参考答案：D
The student asked her professor if he would have gone on the space ship he did know earlier.
A．if he knew
B．if he knows
C．he had known
D．had he known
以下设备中属于输出设备的是()。
A．打印机
B．绘图仪
C．扫描仪
D．显示器
