Answer: B) Could
Explanation for this question is being written.
Answer: D) Can you turn on the fan, please?
Answer: D) Can
Answer: C) Stay
Answer: C) Can
Answer: C) Could you.
Answer: B) Ask something politely.
Answer: B) Can you tell.
Answer: D) Aren't
Answer: D) To refuse someone permission.
Answer: A) Could
Answer: A) Can
Answer: B) Can should be May.
Answer: A) Could you please close the door?
Answer: B) Can
Answer: A) Can I take a message?
Answer: B) No, you can't.
Answer: B) Can't
Answer: A) Modal for permission.
Answer: A) Permission
Answer: D) Could
Answer: C) Can I go to the party?
Answer: B) Prohibition
Answer: C) Could
Answer: D) Can't
Answer: C) Either could be used.
Answer: D) May-can
Answer: C) You can leave.
Answer: C) Can you.
Answer: D) Can't/musn't
Answer: B) Have another day to finish the project.
Answer: B) We can't do that in the lesson.
Answer: A) Yes
Answer: A) Can't
Answer: A) Could you help me, please?
Answer: A) You could.