Fill in the gaps with the adjectives and adverbs in the comparative or superlative form.

1. London is bigger than Manchester. 2. This is Kevin. He is my oldest brother. 3. He runs so slowly! And she does it even more slowly. 4. Jack is the tallest boy in class. 5. I hate writing messages! I prefer calling people. It is easier. 6. It was the most difficult day of my life. 7. This is a very bad mistake, but this one is worse. 8. Ann is the best tennis player I’ve ever seen. 9. Alex plays chess very well, but I play better. 10. The cheetah is the fastest animal in the world.