Помогите пожалуйста с заданием.
Read and correct the mistakes.
1. Kelly is (worst) at Maths than me. ...worse...
2. Your bike is faster (of) my bike. ..............
3. She s the (better) dacer of all. ..............
4. Which animal is the biggest (than) the world? ...........
5. Which is (fastest), a car or a train? ..............
6. He s the (funnier) person I know. .............
7. Tatiana is the (more) beautiful girl of all. ............
Спасибо за помощь,сделайте правильно и ваш ответ будет лучшим.

1.Kelly is  worse at Math than  me.2.Your bike is faster than my bike3.She's the best dancer of all.4.Which animal is the bigges in the world ?5.Which is faster, a car or a train ?6. He is the funniest person i know.7. tatiana is the most beautiful girl of all