had been in

• conj. 到过(去过)

had been in的用法和样例：

例句

1. After he had been in prison Peter was regarded as the black sheep of the family.
   彼得坐过牢之后，被看作是家庭中的不肖子孙。
2. He disclosed that he had been in prison.
   他透露说自己曾坐过牢。
3. He saw at once that somebody had been in his study, because some of his books were out of place.
   他一眼就看出有人进过他的书房，因为他的书有的给搞乱了。
4. If our documents had been in order we could have left at once.
   要是我们的证明文件都很妥当的话，我们就能够马上走。