Dear Lucy,
   We are back in Garden City now. We had    1   good trip.
   I    2  to collect my photos yesterday. They    3great! I showed these photos    4  my classmates. They all   5  them.
   There is a photo of Ben and Simon  6   the Great Wall. There is one of you and  7in the Forbidden City(紫禁城).
We really enjoyed    8vacation. We were sad(悲伤)to   9   you.
   You must   10and visit us in Garden City at Chinese New Year.
                                                                                                                                                          Love,
                                                                                                                                                          Kitty

百家争鸣时代的某思想家认为，“社会的自然秩序只需要每个人恪守其本来属于的位置就能够自然的得以保持。”他的伦理建立在两个思想之上：一个是（自身）臻于完善，另外一个就是关怀他人。该思想家是（    ）

读某月份全球近地面气压场分布图，回答下列问题：

为什么要控制二氧化碳的排放量？你是怎样响应低碳生活号召的？