Her mother is busy cooking in the kitchen. be busy doing sth.
忙着做某事（她的母亲正在厨房忙着做饭。）
Be punctual in doing STH.
在做……方面非常准时。
Be busy doing sth.
的意思都是“忙于做某事”。
Be worth doing STH.
值得做某事。
But be this desire， also do not know to be able to come true， for Netease his cannot help doing STH.
可是就是这个愿望也不知道能不能实现，为了网易他身不由己。
There be sb doing sth sp.
表示某地有某人正在做某事。
There be sb doing sth sp.
表示某地有某人正在做某事。
My knee-jerk reaction would bedoing an intellectual " na ! nanana!
In addition， two Sarawak-based finance companies were also reported to bedoing the same， with Hock Hua Bank Bhd absorbing the operation of its 63-per cent Hock Hua Finance Bhd and Wah Tat Bank Bhd of subsidiary Chew Geok Lin Finance Bhd.
be doing sth 正在做某事
造句：
1、He is doing household chores.
他正在做家务。
2、Jack is doing very well at school.
杰克在学校里学习成绩斐然。
3、He is doing the best job possible.
他干得真是太漂亮了。
4、The management is doing its best to improve the situation
管理部门正在竭尽全力改善局面。
5、He is doing a one-year journalism course.
他在修读为期一年的新闻学课程。
