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D. when 8. It just isn’t fair ________ I was working as a waiter last month, my friends were lying on the beach. A. whenever B. though C. for D. while was given the same suitcase his father and grandfather _______with them to school. A. took B. had taken C. were taking D. would take 10. Mary went to the box office at lunch time, but all the tickets _____out. A. would sell B. had sold C. have sold D. was selling 11. She stared at the painting, wondering where she ________it. A. saw B .has seen C. sees D. had seen 12. The hotel wasn’t particularly good. But I _______in many worse hotels. A. was staying B. stayed C. would stay D. had stayed 13. We first met on a train in 2021. We both felt immediately that we ______ each other for years. A. knew B. have known C. had known D. know 14. The moment I got home, I found I ______my jacket on the playground . A. had left B. left C. have left D. was leaving 15. There were some chairs left over _______everyone had sat down. A. when B. until C .that D. where