读句子,选出正确的单词。
1. I have PE________(on, in) Mondays.
2. What ________ (do, does) Tom do in the morning?
3. She ________ (has, have) Art and Music in the afternoon.
4. What do you have ________ (for, at) school today?
5. I ________ (ride, riding) my bike on Saturdays.