Every weekend I go to dance school to practice dance.(學跳舞)
In the dancing class (舞蹈班), I have a lot of good friends.
Every Sunday I go to (琴行) to practice playing piano. (學彈琴)
My piano teacher is a very nice girl, I like her very much.
可以修改, 只要意思差不多都可以.
更新1:
點解有些朋友會用過去式? 每星期都做, 不是現在式嗎?