The Perfect (Passive)
PRESENT PERFECT PASSIVE
HAVE(HAS) +BEEN+V3 Утвердительная форма + I, we, you, they | have been done he, she, it | has been done Вопросительная форма ? Have | I, we, you they | been done? Has | he, she, it | been done? Отрицательная форма – I, we, you, they | have not been done (haven’t) He, she, it | has not been done (hasn’t) EXAMPLES We have already investigated the problem. (Present Perfect Active) Мы уже исследовали проблему. The problem has already been investigated. (Present Perfect Passive) Проблему уже исследовали. We haven’t investigated the problem yet. (Present Perfect Active) Мы еще не исследовали эту проблему. The problem has not been investigated yet. (Present Perfect Passive) Проблема еще не исследована.