Поставить глаголы используя времена группы Perfect (Present, Past, Future)
1 the students (to know) the results of the exam by 3 o’clock tomorrow
2 he (to work) at the plant before he joined the army
3 the rain (not/to stop) yet
4 I (to lose) my glasses
5 we (to write) a sales report by 4 o’clock tomorrow