Answer: C) Didn't see.
Explanation for this question is being written.
Answer: B) Didn't-was
Answer: A) Subject + did + not + Verb 1.
Answer: D) Didn't finish.
Answer: C) Was born.
Answer: A) I was sick.
Answer: B) I did not tell you about the problem three weeks ago.
Answer: B) Didn't see.
Answer: A) Didn't
Answer: B) Didn't play.
Answer: A) I did not go anywhere. I stayed at home.
Answer: B) Did
Answer: A) Did not drink.
Answer: A) Didn't have.
Answer: C) There weren't any electric bikes two hundred years ago.
Answer: B) Did not do.
Answer: A) There wasn't a.
Answer: B) Couldn't
Answer: A) Didn't see.
Answer: A) He did not do the homework.
Answer: C) Was
Answer: B) Did not break.
Answer: C) Didn't
Answer: A) Did
Answer: B) Didn't come / were / was / didn't invite.
Answer: A) Didn't give.
Answer: D) Seemed
Answer: B) Was not.
Answer: A) Didn't buy/didn't have.
Answer: B) Borrowed,has not returned.
Answer: A) Yes
Answer: C) Didn't call.
Answer: C) Didn't play.
Answer: A) Wasn't
Answer: A) Did not.
Answer: C) Could not.
Answer: A) Correctly produced idea.
Answer: A) Didn't listen.
Answer: C) Can't
Answer: A) Didn't clean.
Answer: B) Did not.
Answer: D) Didn't like.
Answer: A) Didn't finish.
Answer: B) She didn't go to the late-night parties.
Answer: C) SHE DID NOT GO TO WORK.
Answer: A) Did not visit.
Answer: D) Didn't enjoy.
Answer: D) Did not work.
Answer: C) Didn't know.
Answer: A) Did not eat.
Answer: C) Didn't answer/ was having.
Answer: D) Last weekend.
Answer: B) B
Answer: B) Didn't understand.
Answer: B) Wasn't
Answer: C) Didn't study.