Answer: C) Was
Explanation for this question is being written.
Answer: C) Were playing.
Answer: B) Were watching.
Answer: D) Was having.
Answer: C) Was working.
Answer: B) Was cooking.
Answer: C) Weren't doing / were playing.
Answer: A) Past progressive.
Answer: A) Were studying.
Answer: A) Was doing.
Answer: B) Was preparing.
Answer: A) Were queuing.
Answer: C) Was riding.
Answer: C) Was listening-was driving.
Answer: D) The thieves had been stealing when the police caught them.
Answer: D) Hadn't been paying.
Answer: A) Was sleeping.
Answer: C) Were running.
Answer: B) Past continuous.
Answer: B) Was waiting.
Answer: B) Were running.
Answer: D) We were trying really hard to open the locked door.
Answer: A) Was making / is struggling.
Answer: C) Was finishing.
Answer: D) Was cooking/was watching.
Answer: D) Was watching.
Answer: B) Subj + was/were + verb (ing).
Answer: A) Past Continuous Tense.
Answer: A) Was walking / lost.
Answer: C) We were playing soccer after school.
Answer: C) Was playing, called.
Answer: C) Was teaching; got.
Answer: D) The children were playing in the garden.
Answer: C) C
Answer: B) They were playing football.
Answer: B) Was crying.
Answer: A) Was waiting.
Answer: A) Was swimming.
Answer: C) Was listening.
Answer: C) Walking
Answer: B) Both imperfect.
Answer: B) Subject + was/were + verb +-ing.
Answer: D) Were talking.
Answer: A) Were swimming.
Answer: C) Was watching.
Answer: B) Was chatting.
Answer: B) Matt was eating a bagel.
Answer: B) Past Continuous.
Answer: A) Was sitting.
Answer: A) Were
Answer: B) Was walking.
Answer: B) Were eating.
Answer: D) Were/doing
Answer: B) Were eating / came.
Answer: A) Imperfect