他曾经是位老师、大学校长，他还是内战期间的一名将军。
He had been a teacher, a college President, and a general in the Union army during the Civil War.
水的味道非常甜美，于是他灌满了他的皮水壶，这样就可以带一些回去，送给曾经是他老师的部落长老。
The water was so sweet, he filled his leather canteen so he could bring some back to a tribal elder who had been his teacher.
他过去曾经是一个历史老师。
他曾经是位老师吗？
他曾经是一名老师。
查理·史密斯去年退休了，他曾经是我的老师。
Charles Smith, who was my former teacher, retired last year.
水的味道非常甜美，于是他灌满了他的皮水壶，这样就可以带一些水回去，送给曾经是他老师的部落长老。
The water was so sweet, he filled his leather canteen so he could bring some back to a tribal elder who had been his teacher.
他的祖父曾经是个演员，离开舞台后教演说术，他的父亲是一个教严重口吃者说话的老师。
His grandfather had been an actor who left the theatre to teach elocution, his father was a teacher who helped deaf-mutes learn how to speak.
他曾经是我们学校的一位老师。
查理·史密斯去年退休了，他曾经是我的老师。
查理·史密斯去年退休了，他曾经是我的老师。
Charless Smith, who was my former teacher, retired last year.
他过去曾经是个老师，但是他现在变成作家了。
他过去曾经是个老师，但是他现在变成作家了。
应用推荐