一、was been
英 [bi:n] 美 [bɪn]
双语例句
1. The house seemed muted, hushed as if it had been deserted.
2. It had once been the home of a wealthy nobleman.
这里曾是一个有钱贵族的宅邸。
3. These files have been zipped up to take up less disk space.
was gone 是去了(某个地方)但是还没有回来
was been 是去过(某个地方),然后回来了