I've been working here since 2000., She's been living in Merida for ten years., Have you been studying for the exams?, You haven't been working much in the project., No, I haven't. I've been sick., Yes, She has., Has he been  playing in class?, No, he hasn't. He has been working., They've been swimming since they were six., We've been driving our father's car for two years.,

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