修改一下这个英语病句It's very good for you to listen to music,watch TV

修改一下这个英语病句
It's very good for you to listen to music,watch TV,or surf the Internet after a long time study.
要求是只能改time这一个词,我反正是把time改成了time's
不要改其他词语，题目的要求就是改 time