根据句意和汉语注释，在答题卷标有题号的横线上，写出单词的正确形式。
I think __________ (阅读) is the best way to make ourselves cleverer.
It’s __________ (的确) kind of you to say this to me.
Can you give me a __________ (理由) for not having breakfast again?
Don’t look __________ (向各处) while you’re listening to your teacher.
There are a lot of great people in history. Most of them are true __________ (英雄).