Yana2502 4!!!
1) What are you singing?
2) Is your teacher speaking?
3) Are you doing a grammar exercise?
4) Are your classmates wearing uniform?
5) Ia your mam working today?
6) Are you writing in English?

5!!!
1) What are they celebrating?
2) What are they doing in a ring?/What are the dancing or singing in a ring?
3) What are the women laughing?
4) What is the women wearing?
5) What are the men and women doing?