Помогите, пожалуйста!

Put the adjective in brackets info the correct superlative form.
1. They sell the (expensive) clothes in our town.
2. What is the (popular) sport in the world?
3. Kelly and Lindale are the (clever) students in our class.
4. Chinese is the (clifficult) language in the world.
5. They are (bad) enemies.
6. Everest is the (high) mountain in the world.
7. Jim is our (good) friend.

1. the most expensive

2. the most popular

3. the cleverest

4. the most difficult

5. the worst

6. the highest

7. best