В следующих предложениях измените время глагола на Present Perfect. Переведите предложения на русский язык

1. The pupils are writing a dictation. 2. My friend is helping me to solve a difficult problem. 3. I am learning a poem. 4. She is telling them an interesting story. 5. Kate is sweeping the floor. 6. The waiter is putting a bottle of lemonade in front of him. 7. I am eating my breakfast. 8. We are drinking water. 9. He is bringing them some meat and vegetables. 10. You are putting the dishes on the table.