“爷爷的偶像是江姐，爸爸的偶像是雷锋，我的偶像是杨利伟。”年代不同，一家三代的精神偶像也不同，这说明了中华民族精神（）
①具有鲜明的先进性和时代性       ②随着社会的进步不断丰富和发展 
③是衡量我国综合国力的决定性因素 ④是中华民族发展壮大的精神动力 

Dear Pet,
   Without knowing more about you, it's hard for me to give you some good advice.
   But first, I am sure that you are1 . You said that nobody would care if you left home. What about your2?  And other family members? It seems that you are very3 . You'd better go to a doctor or talk 4 your parents. They will be able to help you.
Second, I'm sure there’s someone else in your class who feels lonely, 5. You never know6other people feel. Try to make friends with your classmates. And you could7a club to meet new people and make friends, too.
   You8find happiness in yourself. So my9advice is to write a list of all the good things about yourself, learn to like yourself, and then10 will see your confidence (信心)and like you, too.
                                                                                                                                                                                  Editor

下图为2014年12月5日第二十九个国际志愿者日时中国发布的志愿服务标识——“爱心放飞梦想”。标识以汉字“志”为基本原型，鸽子和彩带图案诠释了友爱互助的民族传统；标识有“中国志愿服务”的中英文字样，多处巧妙地以英文字母“V”构图。标识主要传达的文化信息是（  ）

①文化创新也是不同文化交流借鉴融合的过程    

②汉字在传承中华文明方面发挥了巨大作用  

③中华民族精神是志愿服务的不竭物质力量之源  

④中国传统思想对志愿服务具有深刻的影响