Answer: A) Had been looking.
Explanation for this question is being written.
Answer: B) 2. 1st verb past perfect continuous, 2$^{nd}$ verb simple past.
Answer: B) Had been trying.
Answer: A) Had been flashing / reached.
Answer: B) Had been driving.
Answer: A) Had never been standing.
Answer: A) Past Perfect Continuous.
Answer: B) Had been studying.
Answer: C) Y'all had been rejected.
Answer: B) The duration of an action before another past action.
Answer: D) Had been dancing.
Answer: A) Past Perfect Cont./Past Simple.
Answer: C) Had been thinking.
Answer: A) Had been swimming.
Answer: A) Past perfect tense and past perfect continuous tense.
Answer: A) Had been.
Answer: A) Had been playing, started.
Answer: A) Had been working.
Answer: C) Hadn't been.
Answer: B) He'd been watching TV.
Answer: A) Had been playing.
Answer: B) An action that happened for a period of time before another event in the past.
Answer: C) Had been making.
Answer: D) Past perfect continuous.
Answer: B) Past Perfect Continuous Tense.
Answer: C) Had been working.
Answer: C) Had been waiting.
Answer: B) Had been waiting.
Answer: C) Had been playing.
Answer: B) How long had you been playing games before your mom called you for dinner?
Answer: C) Had you been traveling for five hours?
Answer: D) Had been waiting.
Answer: B) 'd been going.
Answer: B) I had been building a Lego castle when my sister knocked it over.
Answer: A) Told, had been crying.
Answer: D) PAST PERFECT CONTINUOUS TENSE.
Answer: A) Hadn't been listening.
Answer: C) For over an hour.
Answer: C) Had been collecting.
Answer: B) Had not been fixing.
Answer: A) They had been waiting for two hours.
Answer: B) Had been watching.
Answer: B) Had been sleeping.
Answer: D) Had been living.
Answer: B) Had
Answer: A) True
Answer: E) Past perfect continuous.
Answer: C) -Had been living.
Answer: C) Had been hoping/got.
Answer: A) Had been studying.
Answer: A) Had been thinking about it.
Answer: B) False
Answer: B) Had been snowing.
Answer: A) Had been trying.
Answer: B) Past Perfect Continuous.