This is the first time l have been stupid?

1)this is the first time l have been stupid?
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2)the last time l talked to him was 5 weeks ago
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3)hệ began phaying football 3 years ago
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4)when did you buy your car?
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5)l last took a bath a week ago
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Chuyển từ thì HTHT => QKD và ngược lại