Complete the diagram with the ideas below

Gap-fill exercise

Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!
   Green skyscrapers will replace old blocks of flats and offices in crowded urban centres      Quality of life will be improved thanks to the cleaner environment      There will be no private vehicles because people will use public transport   
Smart and sustainable of the future
- Transport:
(1) .
Eco-friendly transport will produce less carbon dioxide or waste and will be controlled by computers.
- Infrastructure:
(2) .
Smart street infrastructure with sensor technology will provide information for faster, cheaper and better decision-making.
- Living conditions:
(3) .
People's lives will be easier because AI techologies will them help do many daily activities.