Петр составил несколько предложений с passive voice. но он не уверен, как расположить их в таблице. ему. 1. the student is being examined. don't enter the room. 2. the students are examined twice a year. 3. the paper was published yesterday. 4. the paper has been published already. 5. the paper had been published by 7 o'clock yesterday. 6. the paper was being published at this time yesterday. 7. the letter will be sent tomorrow. 8. the letter will have been sent tomorrow by 7 o'clock.
2 - present indefinite
3 - past indefinite
4 - present perfect
5 - past perfect
6 - past continuous
7 - future indefinite
8 - future perfect