ДАЮ 30 БАЛЛОВ!!!Напишите правильно предложения, раскрывая скобки и поставить в Present Progressive или в Past Progressive : He (play) computer games now. , Yesterday from four till six o'clock my mother (clean) the room. , My sister (buy) presents now. , Yesterday at six a o'clock. , I (do) many exereises.

1. He is playing computer games now

2. Yesterday from four untill six o`clock my mother was cleaning the room

3. My sister is buying presents now

4. Yesterday at six o`clock i was doing many exercises