Work in pairs. Discuss what future cities should have so that city dwellers can live a long and healthy life. Fill in the diagram.

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 spaces and parks      healthcare systems      pollute      sustainable      take care of   
What should future cities have?
(1)
(2)  transportation
(3) smart
robots to people’s health
modern vehicles that do not the environment