DO在一般疑问句中的用法,主要是实意动词的疑问式：
含有一般实意动词的陈述句,通常应根据不同时态和人称在句首加助动词do,does,did等.一般现在时用do ,does,(第一人称,第二人称,所有的复数人称用do,第三人称单数用does),一般过去时用did.下面给你举例说明：
(1)I go to school from Monday to Friday.
Do you go to school from Monday to Friday?你周一到周五都上学吗?
（2）They come to school by bus.
Do they come to school by bus 他们是坐公车上学吗?
(3)The boy likes dancing.
Does the boy like dancing?这男孩喜欢唱歌吗?
（4）Jim and Tom have dinner at 7o’clock.
Do Jim and Tom have dinner at 7o’clock?吉姆和汤姆是7点吃晚餐吗?
(5)She saw the film last night.
Did she see the film last night?她昨晚看了这部电影吗?
(6)They did their homework just now.
Did they do their homework just now?他们刚刚做了家庭作业吗?