一个力的大小为30 N，将此力分解为两个分力，这两个分力的大小不可能是（      ）

花祭、树葬、海葬……，清明节也因不断注入时代元素而有所变化，传统习俗与时代内涵兼具的清明新文化正在生成。然而，当回归的传统习俗遭遇现代文明，在所难免会产生碰撞。鲜花换纸钱，能否换来环保？市场与公益，谁主宰殡葬改革方向？有特定文化内涵的节日是否被福利性假日所置换？这场新旧文化的博弈表明
①文化发展要摒弃传统文化，融入时代内涵
②清明文化在世代相传中应保留其相对稳定性
③要不断推出注入时代精神的清明新文化  
④文化影响人的交往行为和交往方式

根据短文内容, 完成下列各题。

    Jack's friend Sally isn't fine these days.

    One day she asks Jack for help. And she tells (告诉) Jack about her eating habits. For breakfast, she always eats some bread. For lunch, she always has some chicken. She likes eating ice-cream and a hamburger in the evening.

 “They're not healthy for you, Sally,” Jack says.

 “I know, but I like them,” Sally says.

 “What about vegetables? Do you like eating carrots?” Jack asks.

 “No, I don't,” Sally says.

 “Sally, don't eat ice-cream. You must eat some vegetables and fruit. They are good for you.” Jack says.

 “I think you're right,” Sally says.

    In the next days, Sally always eats vegetables and fruit. And she is well now.

材料   某校在“五四”青年节前夕举行了“优秀青年事迹报告会”。小张和小王在听报告会期间一直在嗑瓜子、聊天，班干部提醒他们的时候，他俩却说：“这是我的权利，你管不着。”

请你对小张和小王的言行进行辨析。

2017年1月20日，《浙江省人民政府关于进一步加强文物工作的实施意见》发布，回答下列对文物和文物保护认识正确的是（    ）

①文物承载着灿烂的中华文明      ②保护文物功在当代、利在千秋

③文物是可再生的文化资源          ④保护文物就是传承中华文化