С1)robert is a manager .he (be) at home since 3 p.m. and all this time he (speak) on the phone.3) jane is at the railway station . she (be) there for a quarter of an hour . she (wait) for the train for 15 minutes . 4) nick is on the bank of the river . he (be) there since morning . he (paint) for several hours aleady . ! желательно с переводом но можно и без