含有实义动词的一般现在时态的句子,在变成一般疑问句的时候用到助动词do和does.当主语是单数第三人称时用does,当主语不是单数第三人称时用do.助动词do和does之后用动词原形.比如：
I / We get up at 6:00 every day .Do you get up at 6:00 every day?
He gets up at 6:00 every day . Doesheget up at 6:00 every day?