Form the comparative or superlative degrees of the adjectives in brackets. 1. which is (: the usa or canada? 2. moscow is the (large) in russia. 3. the london underground is the ( the world. 4. st. petersburg is one of the ( in the world. 5. the rivers in america are much (big) those in england. 6. what is the name of the ( in asia? 7. the english channel is ( the straits of gibraltar. 8. the island of great britain is ( greenland. 9. what is the name of the ( in the united states? this fact is ( that one.
2. largest
3. oldest
4. most beautiful
5. bigger
6. highest
7. wider
8. smaller
9. biggest
10. more important