Ответ:
1) happy - happier - the happiest
2) Hot - hotter- the hottest
3) expensive - more expensive - the most expensive
4) Bad - worse - the worst
Задание 2
1) Carry is more polite than Ann
2) Car is faster than bike
3) English is easier than Russian
4) Sam is taller than John
5) Your house is more beautiful than mine
Задание 3
1) the highest
2) the biggest
3) the best
4) the most interesting
5) the happiest
Задание 4
1) He is the oldest student in his group.
2) You are taller than me.
3) My phone is better than his
4) It is one of the most beautiful forests in the world
5) These sweets are cheaper than those ones.
Задание 5
1) The longest
2) more relaxing
3) the richest
4) more modern
5) better