阅读下面短文，从短文后各题所给的A、B、C、D四个选项中，选出最佳选项。

    What is your favourite colour? Do you like yellow, orange or red? If you do, you 1 be an optimist, a leader, or an active person   2 enjoys life and excitement. Do you prefer gray or blue? Then you are probably 3, shy and you would rather follow than 4. If you love green, you are strong minded and determined. You wish to succeed and want 5 people to see you are successful.

    This is what psychologists tell us, and they are sure about this, because they have been seriously studying the meaning of colour preference, 6 the effect that colours have on human beings. They tell us that we won't change our favourite colour as we grow up. A yellow room makes us feel more cheerful and comfortable 7 a dark green one, and a red dress brings warmth and cheer 8the saddest winter day.

    But black is depressing. Light and bright colours can make people not only happier but more active. It is a fact that factory workers work better, harder, and have 9 accidents when their machines 10 orange rather than black or dark grey. Remember that, if you feel low, you can always cheer up your day or your life with a new shirt or a new colourful thing.

材料： 电视剧《走向共和》已经和观众见面。此剧写无数仁人志士不懈改革，不懈追求、探索，甚至是革命的历程。 “这段历史是中国近代史上最重要的三十年。甲午战争打中国打痛了，打醒了。民族矛盾压倒了阶级矛盾，全民族警醒奋起，各族人民救亡图存，振兴中华。今天，面临完成统一大业的中国人多么需要这种精神。这是一个改革和探索的年代，也是中国历史上罕见的英雄时代。”
──节选自电视剧《走向共和》
请回答：
（1）材料中提到的“无数仁人志士不懈改革，不懈追求、探索，甚至是革命的历程”，你能说出具体的史实吗？
（2）结合材料和所学知识回答：“民族矛盾压倒了阶级矛盾，全民族警醒奋起，各族人民救亡图存，振兴中华”的历史事件是什么？这些事件发生的历史背景是什么？
（3）“今天，面临完成统一大业的中国人多么需要这种精神”，这种“精神” 的含义是什么？我们如何发扬这种精神？

在社会生活中，我们需要基本安全感、信任感；我们都渴望得到关怀和爱；我们参与社会事务离不开责任感、胜任感；等等。这表明（    ）

①老师要求多次迟到的小刚在同学面前承认自己走路比乌龟爬得还要慢

②警方发布通缉令，使用犯罪嫌疑人的照片

③年满18周岁后，牛平更改个人姓名

④杂志编辑在征得小立的同意下，把小立的相片刊登于封面，并支付相应的报酬

When you feel helpless and _______, just remember you are not _____ in the world because your friends are around you, including me.