Answer:
Majority are present simple or continous (-ing)
Explanation:
1. It's ok
2. Am talking
3. It's ok
4. Had
5.are singing
6.ok
7.is drinking or drinks
8. Are walking
9. Is laughing
10. Is playing.
11. Wears
12. Eats
13. Sets?
The school is in rocky mountain cave.They are studing about the history or nature.
Explanation:
I am not sure but i think ,,this is true answer
Short add to it -er- becomes shorter