下列反射活动中，人类所特有的是（    ）

Miss Fang: Hello, children. This is Mr. Xu. He's a fireman. Let's welcome Mr. Xu.

Mr. Xu: Thanks. Let's talk about ____safety today. Fire can burn down trees. It can ____people, too. We must be ____with fire. What mustn't we do in the forest or at home, children?

Peter: We mustn't ____in the forest.

Kitty: We mustn't play near fires or play with ____at home.

Mr. Xu: Very good. Safety first.

读读下面的词语，说说它们的感情色彩，然后选一个词语造句。

   慷慨激昂  横行霸道  喜出望外

   惊恐万分  载歌载舞  负隅顽抗

褒义词：

贬义词：

造句：