He was a very quiet boy when he was young.改为同义句He ( ) ( ) be very_英语解答

He was a very quiet boy when he was young.改为同义句
He ( ) ( ) be very quiet when he was young.

人气：456 ℃　时间：2019-12-09 22:43:22

解答

used to 过去常常的意思!当他年轻的时候他很安静!