1) What are you doing here?- I'm waiting for a friend 2) Does he speak English?-Yes, he speaks English quite fluently. 3) Listen! Someone is knocking at the door4) Don't enter into the classroom! The students are writing a test there.5) She writes letters to her mother every week.6) Ships are travelling from Saratov to Novgorod in three and a half days. 7) The man who is smoking a cigarette is our English teacher. 8) Let's go for a walk, it isn't raining.9) Do you hear anything? – I listen hard, but I don't hear anything. 10) My husband smokes a great deal.11) Listen! The telephone is ringing12) Where is Peter? – He is having his English lesson. I think that he always has it at this hour.