白云山位于福建省福安市西北部，是世界地质公园、国家级风景名胜区。这里有数千个大小不一的石臼，其数量之丰、个体之大、形态之多令人叹为观止。读石臼景观图及岩石圈物质循环图，完成下列各题。

为进一步加强接送学生上下学车辆管理,严厉打击非法接送学生的“黑校车”,确保广大中小学生上下学乘车安全,烟台福山交警大队结合“迅雷2013”专项行动,从2013年3月19日开始,在全区范围内集中开展为期一周的打击“黑校车”专项整治行动。截至2013年3月21日,共出动警力70人次,查处非校车接送学生车辆104辆,责令停止运营28辆,取得了较好的整治效果。

某次考试中，某班级的数学成绩统计图如下．下列说法错误的是（   ）

公民有权对国家机关及其工作人员行使监督权。下列公民行使监督权的渠道，不可取的是（  ）

    A man worked in a post office. His job was to handle(处理) all 1 that had unclear addresses. One day he came across a letter which was 2to God. He opened it and it 3，“Dear God，I am an 83­year­old woman and I live on a very small pension(养老金).Yesterday someone stole my 4.There was a hundred dollars in it，which was all the money I had 5 until my next pension comes. Next Thursday is Thanksgiving Day，and I have invited my last two friends for 6.Without that money，I have 7 to buy food with. I have no family to 8，and you are my only 9.Can you please help me？” The man was 10，and went around showing the letter to all the other workers. Each of them 11 their wallets and donated a few dollars. By the time he 12 his showing，he had collected 96 dollars. 13then he sent it to the old woman. Thanksgiving Day came and went. The workers 14forgot about it. Then one day，there came another letter from the old lady to God.All the 15gathered around when the letter was16.It read，“Dear God，how can I ever thank you enough for what you did for me？Because of your kindness，I was able to 17 a lovely dinner for my friends. We had a very 18 day，and I told my friends about your19 gift. Thank you very much！” Seeing this，all the workers felt 20 with the nice thing they had done. They looked into each other's eyes and smiled.