根据图片提示完成句子。
1. Do you go to school on __________

?
2. We have art classes on __________

and __________

.
3. We go to the __________ __________

on weekends.
4. I have a piano class on __________

.
5. I usually go to see my grandma and grandpa on __________

or __________

.
6. We have a __________

lesson on Monday.