戏剧构成的五要素是()。
参考答案:剧本、导演、演员(习称“编、导、演”)、剧场、观众
—Must I return the book tomorrow?
—No, you _____. You _____ keep it for a few days. [ ]
A. mustn't may
B. mustn't must
C. needn't must
D. needn't can
在雷达全标牌显示格式规定中,VS为()位数字,以()为单位。
A.3,英尺/秒
B.3,英尺/分钟
C.4,米/分钟
D.4,米/秒