Раскройте скобки, поставив нужную форму глагола (Present Continuous, Past Continuous, Future Continuous, Present Perfect, Past Perfect, Future Perfect, Present Perfect Continuous):
- He did not hope to pass the exam because he (to open)
- had not opened
К сожалению, у нас пока нет статистики ответов на данный вопрос,
но мы работаем над этим.