She has been a member of the Art Club for three years.(同义句转换) It _ three years_she _the Art Club .

问题描述:

She has been a member of the Art Club for three years.(同义句转换) It _ three years_she _
the Art Club .

has since joined
祝学习进步~

It has been for three years since she was a member of the Art Club.

It IS three years SINCE she JOINED the art club
===It IS three years SINCE she became a member of the Art Club

It has been three years since she joined the art club.