Answer: A) Change "do" to "did".
Explanation for this question is being written.
Answer: A) PAST TENSE.
Answer: C) Didn't watch, doesn't watch.
Answer: C) Did
Answer: B) No, he didn't.
Answer: A) Did not.
Answer: B) Was not caught.
Answer: B) Had I sat down.
Answer: A) Didn't go.
Answer: A) They did not drink anything at the disco.
Answer: B) Couldn't
Answer: D) Couldn't
Answer: B) Didn't
Answer: B) Dropped
Answer: B) Weren't
Answer: B) There was no petrol in the tank.
Answer: C) Didn't
Answer: C) Wasn't
Answer: D) Didn't eat.
Answer: A) Did not identify.
Answer: A) Didn't leave the house.
Answer: D) He was a physicist.
Answer: C) Didn't watch.
Answer: A) He did not have a cellphone.
Answer: C) Didn't study.
Answer: A) "were" should be "was".
Answer: B) Was destroyed.
Answer: B) Saw
Answer: C) Work
Answer: B) Be killed.
Answer: D) Was not used.
Answer: B) Was / weren't.
Answer: C) Didn't work.
Answer: A) Didn't study.
Answer: C) Didn't cook.
Answer: A) I did not travel to Spain last year.
Answer: D) Didn't see.
Answer: A) Didn't
Answer: C) Past Simple.
Answer: A) Was not.
Answer: A) Did
Answer: C) Didn't go.
Answer: C) Didn't eat.
Answer: B) No, they weren't.
Answer: B) Simple past.
Answer: B) Didn't go.
Answer: C) Didn't buy.
Answer: A) Did, recognize.
Answer: B) Was
Answer: B) Sat
Answer: A) Didn't finish.
Answer: A) Wasn't
Answer: A) Didn't win.
Answer: B) Told/didn't believe.
Answer: B) Did not.
Answer: C) Didn't pass.
Answer: B) Didn't visit.
Answer: A) Weren't used.