I've _____ turned in my report. I feel great., never, just, yet, ever, Have you ________ worked part time?, ever, still, already, yet, Have you told your boss you're leaving _______?, yet, ever, just, since, Jason's been a student here ______ 2017., for, already, since, never, There are ________ things we don't know about the brain., for, still, ever, since

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