Answer: A) Were having.
Explanation for this question is being written.
Answer: D) I was having lunch when someone knocked on the door.
Answer: C) She was writing a letter.
Answer: B) Was doing.
Answer: B) Was dancing.
Answer: A) Was skating.
Answer: C) Were
Answer: A) Were playing / started.
Answer: D) Was
Answer: A) Was eating; jumped.
Answer: A) Were wandering.
Answer: B) Was raining.
Answer: B) Was studying.
Answer: D) Were hiding.
Answer: B) Was reading.
Answer: C) Enjoyed / was.
Answer: D) While
Answer: C) Was washing.
Answer: D) Was surfing.
Answer: C) Was
Answer: B) Were
Answer: B) Was walking.
Answer: B) Was travelling.
Answer: D) Past Continuous.
Answer: B) Past Continuous.
Answer: B) Were watching.
Answer: D) Was doing.
Answer: B) Was
Answer: B) I was sleeping.
Answer: B) Was listening.
Answer: B) Was writing.
Answer: D) Were crying.
Answer: B) Was barking.
Answer: B) Was sleeping.
Answer: B) Past Continuous Tense.
Answer: B) Were listening.
Answer: C) Past continuous.
Answer: D) T
Answer: A) Wasn't
Answer: D) Was studying.
Answer: A) Was being cooked.
Answer: B) Was finishing.
Answer: C) Arrived / was having.
Answer: B) Was having.
Answer: B) Washed / had gone.
Answer: D) Were you doing.
Answer: C) Was watching.
Answer: A) Was reading.
Answer: C) In the past.
Answer: B) Were coming.
Answer: B) Was scoffing.
Answer: D) Was told.
Answer: D) Were / calling.
Answer: D) Were enjoying.
Answer: A) Was raining.
Answer: A) Were watching.