“ten,for,it,kids,good,to,is,nine,hours,every,sleep,night,to"连词成句

问题描述:

“ten,for,it,kids,good,to,is,nine,hours,every,sleep,night,to"连词成句
是练习卷上的一道题,我怎么也想不出,大家帮帮忙啦.

It is good for kids to sleep nine to ten hours every night.
绝对正确