Помоги с заданием

Давайте разберем это задание по английскому языку, которое связано с формами глагола "could" в положительных и отрицательных предложениях. Для каждого предложения вам нужно выбрать правильную форму глагола: 1. **If people could not sing, the world would be quiet.** 2. **If I were a bird, I could fly. (Нельзя заменить на "able to fly" в этом контексте)** 3. **They could relax after school was over.** 4. **My parents could always rely on me when I was younger.** 5. **If you could help, I would be grateful.** 6. **If only I could earn 1 million dollars!** 7. **My cousin in France could speak English fluently.** 8. **You could say that I am a dreamer.** 9. **The baby could not eat solid food yet.** 10. **If we could read each other’s minds, life would be interesting.** 11. **If I were you, I could ask her now.** 12. **He could not have done such a thing.** 13. **Schools could begin if all students had arrived.** 14. **My friend could help me move the furniture yesterday.** 15. **If I could enter a good university, my future would be bright.** Упражнение предполагает использование формы "could" для выражения возможности в разных временных контекстах (прошлом, настоящем или условном).