根据括号内的汉语提示,完成句子(每空一词)。
He made a ________ (决定) not to be late for school.
Will you turn down the music a little? Your sister is _______________(睡着的).
WWF helps the wild animals in _________(危险).
Yang Liwei and Zhai Zhigang are Chinese national _________ (英雄)
_________ (乱丢) litter everywhere is not a good habit for a student.