Answer: A) "Certainly, I did".
Explanation for this question is being written.
Answer: C) While we were playing outside?
Answer: C) Aren't I.
Answer: C) Miss Desai is very busy, isn't she?
Answer: C) Have you.
Answer: B) No, she can't.
Answer: D) Have you.
Answer: A) Aren't you?
Answer: A) Do they.
Answer: D) Isn't he?
Answer: B) He hasn't.
Answer: D) Are you doing anything at the moment, Sally? / For a fortnight.
Answer: A) Is Mattie from Japan?
Answer: A) No, we don't.
Answer: A) No, they aren't.
Answer: D) Is there / there's.
Answer: B) No, we dont.
Answer: C) C haven't you had.
Answer: C) Are they?
Answer: A) Did she.
Answer: B) Didn't she.
Answer: C) Today
Answer: A) Have you understood?
Answer: B) Does-doesn't
Answer: A) Does he.
Answer: C) Do you.
Answer: B) Are you.
Answer: B) Does he.
Answer: C) Won't it.
Answer: A) Can't she?
Answer: A) Yes, they were.
Answer: B) How heavy.
Answer: C) Don't
Answer: A) Isn't she.
Answer: A) Who
Answer: D) Does he.
Answer: B) Isn't it?
Answer: A) Didn't he?
Answer: D) Doesn't he?
Answer: B) Shouldn't they.
Answer: C) No, I haven't.
Answer: B) Don't you.
Answer: B) Don't
Answer: A) Isn't he?
Answer: C) Did she?
Answer: D) Say hello to your husband for me.
Answer: B) Is he?
Answer: A) No, he isn't.
Answer: B) Aren't they.
Answer: B) Yes, I do.
Answer: B) Don't they.
Answer: A) Do the students study.
Answer: B) Aren't you?
Answer: B) Aren't you.
Answer: A) Shouldn't we?
Answer: B) Does it.
Answer: A) Are
Answer: B) Are
Answer: B) Doesn't she.
Answer: C) Is she?