Answer:
1a
1. present continuous
2. present simple
3. present simple
4. present simple.
1b
Idu what it means..
1c
He doesn't study physics.
Does he study physics?
Present continuous
She is studying English now.
She isn't studying maths now.
Is she studying Fremch?
Step-by-step explanation:
I hope it helps:) I am sorry I couldn't help you with 1 b.