he just sat there with his mouth open.为什么后面的open 不用非谓语动词呢?

he eats with his mouth open. he looked at me in surprise with his mouth open 这里的in surpri open和close做非谓语动词的用法 英语:这里的动词为什么不用非谓语形式呢? he lefy with the door open为什么不用openning? 英语翻译1.The boy's mouth dropped open.2.He sitting there with m He sat there,with his mind focused on his work中为什么用focused不用 He sat there,waiting for his son.这里的waiting后面为什么要加for啊 不是动词的 非谓语动词练习.1:He stood there with his eyes( fixed on )me 2:He st Don't sleep with yout mouth open. Eating with your mouth open什么意思 Don't sleep with your mouth open!