请进来坐吧。 以上是依据我学生平时的困惑写出的，是否如你所愿呢。 如有答非所问，见谅哈。 · you know what m. d. Do their homework 做作业，do do their homework 确实有做作业，主语是 they ，故用 do 对do their homework中的do 进行强调：确实有做。 Do （务必）be careful next time. Do和does的区别和用法区别是：do 是动词原形，用于第一人称、第三人称的复数 (i/you/we/they)。does 用于第三人称单数 (he/she/it) does 用于第三人称单数。do用于一般现在时且主语是复数we,they, He did come here yesterday. Whats different and whats alike between these two kinds of health care providers? Means, but what does d. o. The boys do do their homework after school every day. Do come in and sit down. Do （务必）come on time next time. · do是什么意思啊了 (do中文意思)1. He does come here every day.
