Answer: A) May have got.
Explanation for this question is being written.
Answer: B) He may/might have returned before you called.
Answer: A) Possible deduction about the past.
Answer: B) May / might / could have fallen.
Answer: A) It may have crashed.
Answer: B) May have eaten.
Answer: B) May have bought.
Answer: D) May, might, could.
Answer: B) May not have.
Answer: A) May have.
Answer: A) May
Answer: A) May have made.
Answer: A) May have underestimated, cannot be faulted.
Answer: B) May have not backed up.
Answer: B) She may/might/could have forgotten about the meeting.
Answer: A) May have caused.
Answer: B) May have already eaten.
Answer: B) May have missed.
Answer: B) May have come.
Answer: A) She may have gotten stuck in traffic.
Answer: A) May have been.
Answer: A) May not have received.
Answer: B) May have ridden.
Answer: B) May have lost.
Answer: C) May have had.
Answer: A) Nesta may have learned how to use her powers.
Answer: B) May have bribed.
Answer: B) May have been.
Answer: B) May have lost / can't have been stolen.
Answer: A) May have fallen.
Answer: C) May have.
Answer: B) May have met.
Answer: B) Yet
Answer: C) May not have been.
Answer: B) May have.
Answer: A) May have taken.
Answer: C) Have to.
Answer: C) May have run.
Answer: C) May have not wanted.
Answer: B) May have attended.
Answer: A) May have forgotten.
Answer: B) MAY/MIGHT + NOT + HAVE + PAST PARTICIPLE.
Answer: A) She may have listened to her music too loud.
Answer: C) May not have heard.
Answer: C) Might have been.
Answer: C) Might have forgotten.
Answer: C) Might
Answer: C) Might have.
Answer: A) Might have.
Answer: D) Might have changed.
Answer: B) Might have burnt.
Answer: C) Might have bought a new house.
Answer: A) Might
Answer: A) To indicate a possibility in the past.