Упражнение 5. Вставьте предлоги with или by. 

1. The boy cut his finger ... a knife. 2. The boat was carried ... the waves into the open sea. 3. The teacher was pleased ... our work. 4. America was discovered ... Columbus. 5. "Hamlet" was written Shakeреаге. 6. We eat soup ... a spoon. 7. He was killed ... a knife. 8. He was killed ... the rob­bers. 9. He was knocked down ... a big stick. 10. He was knocked down ... a car. 11. He was taken to hospital... an ambulance. 12. He was treat­ed... very effective drugs. 13. He was cured ... a very skilful doctor. 14. He wrote his letter ... a pencil. 15. He was scolded ... his mother.