i sleep nine hours every night 划线提问

问题描述:

i sleep nine hours every night 划线提问
____________ hours do you sleep every night?
1.i sleep (nine hours) every night
2.i sleep (nine) hours every night
这两个划线提问一个划nine hours
一个划nine
二者有何区别
分别该填什么词?

如果填How long do you sleep every night?回答应该是 I sleep (nine hours) every night如果填 HOW many hours do you sleep every night?回答应该是 I sleep (nine) hours every night