问题描述：
He joined the club in 2000.=He _ _ _ the club _ 2000.
=He _ _ _ _ _ the club _ seven years.
=_ _ _ seven years _ he joined the club.
=Seven years _ _ _ he joined the club.
=He _ _ _ _ _ the club _ seven years.
=_ _ _ seven years _ he joined the club.
=Seven years _ _ _ he joined the club.
问题解答：
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