помогите выбрать правильную форму герундия

1. I know of his (having been sent, having sent) to work to the Far East.
2. He left the room without (saying, having said) goodbye.
3. They informed us of the cargo (insuring, having been insured) already.
4. He insisted on my (returning, having returned) soon.
5. He mentioned (being read, having read) it in the paper.