дополните предложения используяfuture perfect continuous
1.By the beginning of the year l .....for three months.
2.By the end of July l..... for two years.
3.By afternoon we.... for two hours.
4. By 5o'clock he .... for twenty minutes
5.By the 1st of September.... for half a year.

спасибо большое

1. I had been exercising 2. I had been living on my own 3. had been talking4. had been eating5. had been studying