题目内容：

用所给词的适当形式填空。

1.He is really_______ (humour). He often makes us laugh.

2.Can you look after_______ (you) well at school, Bill?

3.I felt _______ (bore) to hear the same story.

4.She lost her new watch, so she was very _______ (happy).

5.Now most schools are_______ (mix). Boys and girls have class together.