The manager of the hotel requests that their guests after 12:00 p.m.
A. not to play loud music
B. not play loud music
C. don’t play loud music
D. couldn’t play loud music
网友回答
A. not to play loud music
(答案→)B. not play loud music
C. don’t play loud music
D. couldn’t play loud music
解析：考查虚拟语气。动词request（请求）后接宾语从句，从句中谓语动词用should 加动词原形，should 可以省略。句意：宾馆的经理要求他们的客人在12点以后不要大声播放音乐。故B正确。