题目内容：

根据括号内的汉语提示，完成句子（每空一词）。

1.He made a ________ (决定) not to be late for school.

2.Will you turn down the music a little? Your sister is _______________(睡着的).

3.WWF helps the wild animals in _________（危险）.

4.Yang Liwei and Zhai Zhigang are Chinese national _________ (英雄)

5._________ (乱丢) litter everywhere is not a good habit for a student.