I really appreciate for your introduction; actually we ____ each other before. A have met B had met C met D meet
—Were you surprised by the ending of the film? —No. I __________ the book, so I already knew the story.
Tom was about to close the window __________ his attention was caught by a bird.
Mary made coffee __________ her guests were finishing their meal.
One Friday, we were packing to leave for a weekend away __________ my daughter heard cries for help.
Because of the heavy traffic, it was already time for lunch break __________ she got to her office.