am的过去式:was;am的过去分词:been;wasvt. 是;在(am、is 的过去式)。beenv. 是,有(be的过去分词)。n. (Been) (美)贝恩(人名)。
扩展资料
例句:
I was aware that she was trembling.
我察觉到她在发抖。
He was rowing for all he was worth.
他在拼命地划船。
It was a Monday, so she was at home.
那是个星期一,所以她在家。
What've you been up to?
你一直在搞什么名堂?
You've been very kind.
你真是体贴入微。
Progress has been particularly disappointing.
进展一直格外令人失望。
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