5. We (not/ used to) __________ have electricity ten years ago.
6. Mai said she (finish) __________ her work the next day.
7. When we arrived at the airport, the plane (already/ take off) _________ for ten minutes.
8. What you (do) _________ when I called you last night?
9. I’d rather you (not/ watch) _________ television all day.
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