He was a teacher in the past.
He has been a teacher in the past 7 years.
in the past在过去,是一个明确的过去时间状语,必须用过去时。
In the past 7 years在过去的七年里,是指截止到现在为止的七年里,要求用现在完成时。
He was a teacher in the past.
He has been a teacher in the past 7 years.
in the past在过去,是一个明确的过去时间状语,必须用过去时。
In the past 7 years在过去的七年里,是指截止到现在为止的七年里,要求用现在完成时。