他完成了家庭作业后，轻松地舒了口气。
完成了家庭作业后，男孩去玩电脑游戏了。
Having finished his homework, the boy went to play computer game.
我完成了家庭作业后，我发邮件给我的老师。
After I finished the homework, I emailed them to my teachers.
他一周只能看两个电视节目，放学后完成了家庭作业，才能和朋友们一起玩，而且每周必须读两本书，还要写关于这些书的读书报告。
He could not watch TV except for two programs a week, could not play with his friends after school until he finished his homework, and had to read two books a week and write book reports about them.
他一周只能看两个电视节目，放学后完成了家庭作业，才能和朋友们一起玩，而且每周必须读两本书，还要写关于这些书的读书报告。
He could not watch TV except for two programs a week, could not play with his friends after school until he finished his homework, and had to read two books a week and write book reports about them.
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