Read the text and answer the questions.

Here are the answers to the questions based on the text: 1. People couldn't build really tall buildings in the past because the bricks were not strong enough. 2. People could start building skyscrapers in the 1880s when engineers developed a new building technique using steel and the elevator was invented. 3. The invention of the elevator made it possible for people to get to the top of very tall buildings easily. 4. People wanted to build skyscrapers in cities because they needed living space for families and offices for businesses. 5. They are called 'skyscrapers' because the word comes from the name sailors gave to the tallest mast on a ship. 6. The Empire State Building grew almost one floor higher every day. 7. You can find shops, offices, apartments, and a hotel in the Triumph of Astana.