Answer: C) Modal for prohibition.
Explanation for this question is being written.
Answer: A) Can
Answer: C) Can
Answer: B) Could watch.
Answer: A) You can borrrow my phone.
Answer: A) Can, may.
Answer: C) Allowed to play.
Answer: B) Can
Answer: C) I think so. I won't be using it.
Answer: B) Could you.
Answer: D) Could
Answer: B) Can I.
Answer: B) Can/Could/May/Might
Answer: C) Can't
Answer: A) Could
Answer: B) Cannot
Answer: B) Request
Answer: C) Requesting
Answer: A) Cannot
Answer: A) May / can.
Answer: A) Can't
Answer: D) Yes, you can.
Answer: D) Can't
Answer: D) Can
Answer: C) Can I have a glass of water?
Answer: A) Permission
Answer: A) Let
Answer: A) Borrow
Answer: B) No
Answer: C) Could
Answer: C) Is not permitted to take.
Answer: B) Can't
Answer: B) Could
Answer: A) Can't / can.
Answer: D) Let
Answer: B) Mega yes.
Answer: B) I have.
Answer: A) Can you help me lift the box?