или Present Perfect Continuous1. My mother..cook) dinner. It smells delicious.2. My mother..(cook) dinner for two hours already.3. She ...(eat) three apples today.4. I ...(work) for a long time.5. He ...(look) through the window since morning.6.I ...(call) my mother for all day.7.I ...(paint) two rooms since lunchtime.8. I am tired because I ...(work) hard all day.​