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
2 He had worked at the plant before he joined the army
3 The rain hasn't stopped yet
4 I have lost my glasses
5 We shall have written a sales report by 4 o’clock tomorrow