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

1. This is the most interesting book you can find in the library. 2. I think this building is the most beautiful in the town. 3. The Petronas Twin Towers are the tallest twin towers in the world. 4. Buckingham Palace is the largest house in London. 5. What is the oldest building in Moscow?