1. "What are you doing?" I'm reading. I have been reading for two hours already. I have already read 100 pages.2. "Have you ever been to the new stadium?" - "Yes, I was there last Saturday."3. If he rings me tomorrow, I will tell him all about it.4. At last the reply from my grandmother came and my mother told me she will come soon.5. He helps his mother every day? Yes, he does.
Task 2.1. Could you help me with this task?2. I'm sorry I'm late. May I come in?3. It's raining. You should take an umbrella.4. I'm afraid I can't come to the party on Monday.5. May I smoke here? No, you mustn't
task 3
1) are backed2) men3) forth4) are concentrated 5) guarantees6)  was crreated7) acted8) is generated9) largest10) most populous