瞬间一：承诺

“我愿意成为一名2017广州《财富》全球论坛志愿者。我承诺：尽己所能，不计报酬，帮助他人，服务社会……”，这次论坛的圆满举办，离不开来自高校学生、海归青年、留学生等超3000名论坛志愿者的辛勤付出，这些被称为“小青穗”、“小蛮腰”的志愿者亮出了“广州风采”！

瞬间二：粤韵

12月7日，参加广州《财富》论坛与会嘉宾的家属兴致勃勃地参观了广州荔湾区粤剧艺术博物馆，听粤剧做脸谱体验粤剧文化。南粤文化的魅力深深吸引了与会嘉宾。

地方行政制度是古代中国政治文明的重要组成部分。阅读下列材料：

材料 （秦）郡县官吏统统由享受俸禄的职业官僚担任，任免权集中于中央。……郡守掌行政，郡尉掌军事，郡监御史掌监察。……郡县官必须服从朝廷的统一调动。官员调任官职，不得携带旧部属吏。每年正月“大课”，中央考课郡守，郡守考课县令长。 ——李治安主编《唐宋元明清中央与地方关系研究》

请回答：

据材料，概括秦朝郡县制度的主要内容。

A: Hello! May I speak to David, please?

B: Hello! This is David speaking. Who's t____?

A: Simon speaking. What are you going to do tomorrow?

B: I have no i____. Do you have any plans?

A: Yes. Shall we go to the zoo?

B: Good idea. We can see different kinds of animals there. A____ them, I like pandas best.

A: So do I. I can't wait to see them. B____ the way, can we feed the pandas?

B: No, I'm afraid not. It may h____them.

A: I see. Can you take your c____ with you? Mine is broken.

B: No problem. How can we get there?

A: The No.8 bus can take us there.

B: When shall we meet?

A: Let's m____ it half past eight in the morning.

B: All right. See you then at the school gate.

A: See you.