如图是人体与外部环境之间的物质交换模式图，图中的序号代表着人体的某些生理过程，据图回答下列问题．

向含有CuCl₂和HCl的混合溶液中，逐滴加入NaOH溶液，参加反应的NaOH溶液与生成沉淀的质量关系如图。则下列说法错误的是（   ）

   Some people don’t like doing sports because they think it is hard work and will make____ (他们) feel tired . That’s wrong! Sports help us to____ (保持)healthy , happy and live longer .If you____ (从不) do sports , you will get unhealthy easily . Sports are____ (也)a good way to make friends .People from different____ (地方) may not know each other , but after a game , they often become good friends .And sports in winter and ____ (夏天)are not the same.____ __(swim) is fun in hot weather , while skiing is great____ cold days . Many people____ (享受) watching others play games .They often get very____ (兴奋) when “their” players or teams win .

某宾馆安排A、B、C、D、E五人入住3个房间，每个房间至少住1人，且A、B不能住同一房间，则不同的安排方法有（　　）种．