when does it open为什么这里有DOES,OPEN两个动词?
问题描述:
when does it open为什么这里有DOES,OPEN两个动词?
答
does 是助动词,这里构成疑问句的作用.open是谓语动词.
when does it open为什么这里有DOES,OPEN两个动词?
does 是助动词,这里构成疑问句的作用.open是谓语动词.