Time Tenses in English: Present Perfect, Present Perfect Continuous, Past Perfect, Future Perfect

1. Мы перевели уже 10 страниц контракта. Давайте сделаем перерыв?
   • We have translated 10 pages of the contract already. Shall we take a break?
   • We have been translating 10 pages of the contract. Shall we take a break?
   • We had translated 10 pages of the contract. Shall we take a break?
   • We will have translated 10 pages of the contract. Shall we take a break?
2. Я отправила электронное письмо нашим партнерам до того, как погас свет.
   • I have sent an email to our partners before the light went down.
   • I have been sending an email to our partners before the light went down.
   • I had sent an email to our partners before the light went down.
   • I will have sent an email to our partners before the light goes down.
3. Он закончит делать расчет завтра к вечеру.
   • He will have finished making the calculation by tomorrow evening.
   • He will have been finishing making the calculation by tomorrow evening.
   • He had finished making the calculation by tomorrow evening.
   • He will have finished making the calculation by tomorrow evening.
4. Мы ждем вашего секретаря уже 20 минут.
   • We have been waiting for your secretary for 20 minutes.
   • We have been waiting for your secretary for 20 minutes.
   • We had been waiting for your secretary for 20 minutes.
   • We will have been waiting for your secretary for 20 minutes.
5. Где мисс Джонс? Она проводит собеседование с кандидатами на вакантные места с 10 утра.
   • Where is Miss Jones? She has been conducting interviews with candidates for open positions since 10 a.m.
   • Where is Miss Jones? She has been conducting interviews with candidates for open positions since 10 a.m.
   • Where is Miss Jones? She had been conducting interviews with candidates for open positions since 10 a.m.
   • Where is Miss Jones? She will have been conducting interviews with candidates for open positions since 10 a.m.