Розкриваймо дужки утворивши необхідний ступінь порівняння прикметників

1. This is the biggest building in our city. 2. She is the strangest person we have ever met. 3. The road becomes narrower after some miles. 4. Peter is the oldest of them all. 5. It was the worst time in my life. 6. The weather is much better than yesterday. 7. Ann was a bit more cheerful than she usually is. 8. Going by train takes twice longer than going by plane. 9. He thinks English spelling is less difficult than Russian. 10.This test was the easiest of all. 11. She works harder than her sisters.