Answer: A) Have to.
Explanation for this question is being written.
Answer: D) Don't have.
Answer: D) Has to.
Answer: A) Obligation
Answer: B) Don't have to.
Answer: D) Don't have to.
Answer: A) Don't have to.
Answer: A) HAVE TO GO.
Answer: A) Doesn't have to.
Answer: C) Has to.
Answer: C) C
Answer: A) Had to.
Answer: C) Had to.
Answer: D) Didn't have.
Answer: D) Obligation
Answer: D) Doesn't have to.
Answer: C) Don't have to.
Answer: B) Have to.
Answer: A) Has to.
Answer: C) Doesn't have to.
Answer: B) Has to.
Answer: C) Have
Answer: B) Didn't have to.
Answer: B) Doesn't have.
Answer: C) Have to.
Answer: C) Didn't have to.
Answer: C) Don't have.
Answer: D) Have to.
Answer: B) Didn't have to bring.
Answer: A) Have (as a short answer).
Answer: A) Have to make.
Answer: B) The students have to memorise the list.
Answer: E) Don't have to.
Answer: B) Doesn't have to.
Answer: A) HAVE TO.