offer -> предлагать
Образование времен: Субъект подвергается (Пассив, или иначе страдательный залог)
  Past - ПрошлоеPresent - НастоящееFuture - Будущее
Факт - Simple
I/he/she/itwe/you/they
was offeredwere offered
---
was not offeredwere not offered
wasn't offeredweren't offered
Ihe/she/itwe/you/they
am offeredis offeredare offered
---
am not offeredis not offeredare not offered
 isn't offeredare'nt offered
I/he/she/it/we/you/they
will be offered
---
will not be offered
won't be offered
Процесс - Continuous
I/he/she/itwe/you/they
was being offeredwere being offered
---
was not being offeredwere not being offered
wasn't being offeredweren't being offered
Ihe/she/itwe/you/they
am being offeredis being offeredare being offered
---
am not being offeredis not being offeredare not being offered
 isn't being offeredare'nt being offered
Завершенность - Perfect
I/he/she/it/we/you/they
had been offered
---
had not been offered
hadn't been offered
I/we/you/theyhe/she/it
have offeredhas offered
---
have not offeredhas not offered
haven't offeredhasn't offered
I/he/she/it/we/you/they
will have been offered
---
will not have been offered
won't have been offered
Вместо отсутствующих форм Perfect Continuous употребляются формы Perfect
offer -> предлагать