Complete the sentences. Put in the words in the correct form.
Example: This is(modern) house in the town.-This is  the most modern  house in the town/

1.This book is(interesting) book you  can find in the  library/
2.I think  this building is (beautiful) in the town/
3.The Petronas Twin Towers are (tall)twin towers in the world.
4.Buckingham Palace is(large) house  in London.
5.What is(old) building in Moscow?