实现中国梦必须弘扬中国精神。中国精神就是以      为核心的民族精神和以      为核心的时代精神。（    ）

金属汞在加热条件下可以与氧气化合生成氧化汞，反应如下：2Hg ＋O₂＝ 2HgO ，下列哪个选项可以说明0.2mol Hg 与0.2mol O₂充分反应后物质的种类及其量的情况？（  ）

先通读下面的短文，掌握其大意，然后从A、B、C、D四个选项中选择可以填入空白处的最佳答案。

    Edward has a pet dog and his name is Liston．Every day he1Liston for a walk in the park．He loves his dog very much．

    This morning，Edward has to go to the art club．So he goes to Liston and says．"I will come back2soon(很快)，Liston．Just stay in the garden and sleep3the tree．"And then Edward goes to the4station and gets on the bus．

    Liston doesn't want to 5Edward．He runs after Edward quietly．6the bus goes too tast,so Liston has to stop．

    After Edward comes home,he runs into the garden to7Liston and play with him．"Liston! Liston !8are you?"he shouts．But he can't see his dog．

    Edward walks up and down the street and calls dog's9．Then he hears(听到) Liston's bark(吠声)．"Liston!Liston!I'm here．" Liston runs to Edward10．Liston was waiting for him near the station．

20世纪80年代，日本流行一本名为《日本可以说不》的书，书中主张摆脱美国的控制。这种现象说明(      )

某公园正在举行郁金香花展，现从红、黄两种郁金香中，各抽出6株，测得它们离地面的高度分别如下（单位cm）：

红：54、44、37、36、35、34；         黄：48、35、38、36、43、40；

已知它们的平均高度均是40cm，请判断哪种颜色的郁金香样本长得整齐？____ ．（填“红”或“黄”）