Terms for subject Grammar containing been

English	Russian
action that began in the time frame prior to the main narrative time frame and that is still underway as another action begins	действие, которое началось до временного периода, на который указывает основное временя повествования, и продолжается в течение данного периода времени параллельно с началом совершения другого действия (Alex_Odeychuk)
action that began in the time frame prior to the main narrative time frame and that was still underway as another action began	действие, которое началось до наступления основного времени повествования и продолжалось на момент начала другого действия (Alex_Odeychuk)
be determined from their syntactic context	определяться по синтаксическому контексту (Alex_Odeychuk)
could have been	могло обернуться (it could have been worse – дело могло обернуться хуже Alex_Odeychuk)
he might have been riding with royalty	он ехал, как король (кроме своих главных значений – вероятности, предположения и разрешения, глагол might способен выражать идею сходства Alex_Odeychuk)
might have been	могло быть (I consoled myself with the thought that it might have been worse – я утешал себя мыслью, что могло быть хуже Alex_Odeychuk)
would have been able to	могли бы (Alex_Odeychuk)
would have been able to	могло бы (Alex_Odeychuk)
would have been able to	могла бы (Alex_Odeychuk)
would have been able to	мог бы (Alex_Odeychuk)
would that be	было бы (говоря о мобильном телефоне: how much cooler would that be if it could fold in half – насколько круче бы было, если бы он мог складываться пополам Alex_Odeychuk)
wouldn't have been able to	не могло бы (+ inf. Alex_Odeychuk)
wouldn't have been able to	не могли бы (+ inf. Alex_Odeychuk)
wouldn't have been able to	не могла бы (+ inf. Alex_Odeychuk)
wouldn't have been able to	не мог бы (+ inf. Alex_Odeychuk)