I go to sleep with the light on.这里的on是后置定语吗?

I go to sleep with the light on.这里的on是后置定语吗? I go to sleep with my bedroom light on 的同意句是 I go to sleep with my bedroom light on When I go to sleep with my bedroom light on.=When I go to sl I always go to sleep with my bedroom light on 改为同意句 I go to sleep with my bedroom light on.(变一般疑问句） I go to sleep with my bedroom light on.(同义句） 如下：When i go to 请帮我看下这句话中on的语法成分和词性.I go to sleep with my bedroom light on. On summer night,I often go to sleep< > the windows I go to sleep with my bedroom light Pass me a knife to cut the bread with.这里的后置定语为什么是用to do形式而不是 with the light on 和with the light in 这两个短语都对不对,这里的on,off词性一样