Quiz 2 will take place next week for different sections on various dates from Monday, May 30 to Friday, June 3. Section 22's quiz will be on Tuesday, June 7. The tallest skyscraper in the world is Burj Khalifa in Dubai, United Arab Emirates, which stands 828 meters tall and has 163 floors. The document then provides examples of using superlative adjectives to compare three or more objects or people.