在我国古代“民族融合”一词最本质的含义是(    )

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。
    In order to quit smoking(戒烟)，Cheyenne Lu has been living in a glass box on a busy shopping street for three days．
    Lu has been smoking for the last 12 years,and she1 how difficult it is to quit．She tried many times before，but all failed(失败)．One main 2 was that she didn't tell her family and friends that she was trying to give up(放弃)．So this time she told them her decision．
    Lu has been eating and sleeping in a glass box3a computer and some DVDs helping her pass the time．She has been keeping all online diary(日记)to record4experiences in the glass box．
    Lu said she got a lot of encouragement from people passing by.5, some people tried to make it more difficult by stopping in front of her window and lighting a cigarette(点烟).One stranger6offered to give her$500 to smoke a cigarette with him."Surprisingly,it made me want to stop smoking even more．"said Lu.
     7Lu hasn't smoked for three days,she knows this is only the beginning of her smoke-free journey.But she has 8to look forward to.She is a 9fan,and she plans to use all the money she saves by not smoking to travel to London．She10to see her favourite football player Cesc Fabregas in real life.

从方框中选择恰当的词语补全下列句子。

climbing    drinking    yours    whose    flying

阅读材料回答问题

材料一：“太宗皇帝真长策，赚得英雄尽白头。”──唐人赵嘏

材料二：“天下英雄人吾彀中矣。（人彀：被收罗笼络的意思）”──唐太宗

“晚上十点半，板垣征四郎下令按动了爆炸柳条湖铁轨的按钮，中日延续了十四年的第二次战争从此爆发。”材料所指的是(     )