单项选择题 组织幼儿按时进餐，两餐间隔时间不少于（）小时，餐前餐后半小时不做剧烈运动。

单项选择题 W: Ashley．can you pick me up after the rehearsal tonight?I have to work late and will probably miss the last bus．I really need your help． M: I’d love to．But I’ve scheduled an appointment with my supervisor about the outline of my dissertation．It’ll be a long talk． Q: What is the man going to do?（）

单项选择题 （）认为游戏有两个主要作用愉快和适应。