21......in Jane's class is as tall as her.

22......the guitar better than me.

23......countries in the world richer than Japan.

24......tallest mountain in the world.

25......as warm as North Pole.

26......worse than theirs.

27......on Earth is as old as Europe.

28......speaks as fast as northern people.

29......taller than him.

30......most amazing structures.

Pic 2

10.Alaska is the biggest state in the USA.

1,Nobody in the class is taller than jane

2,He plays piano better than me

3,Only two countries are richer than Japan

4, Mount Everest is the tallest mountain in the world

5,South Pole is not as warm as North Pole

6,Our city arrangement is worse than theirs

7, No continent on Earth is older than Europe

8,Southern people do not speak as fast as northern people

9,there is only student in our class taller than him

10,The Pyramid of Kheops is the most amazing structures