1.We have been having French courses since September.
2. Nastya has been reading some magazines for an hour.
3.Someone has ridden my bike and has broken it.
4.Elvin has been translating the magazine for a week.
5.I have read two books this week.
6.Here you are! I have been looking for you everywhere.
7.You have been cooking pilaff for an hour, and haven’t finished yet.
8.They have been building their cottage for three years.
9.My mum has to take my little sister to the dentist as she has broken her tooth.
10.Katya has been waiting for me in the hospital for two hours.