unit 3 cities in the future - looking back

I ______ that the smart cities offer a better quality of life.

• was thinking

• is thinking

• think

• will think

Please don’t talk. I ______.

• think

• am thinking

• was thinking

• will think

You should try this soup. It ______ delicious.

• taste

• was tasting

• is tasting

• tastes

With its unusual architecture, the new skyscraper looks ______.

• amaze

• amazing

• amazingly

• amazement

The idea of building a new urban centre sounds ______.

• reason

• reasonable

• reasonably

• unreasonably

Improved road conditions may help reduce ______ in the city. 

• traffic jam

• infrastructure

• transportation

• flying cars

Cities in the future will have a lower carbon footprint and will be more ______.

• sustain

• sustainability

• sustainably

• sustainable

My city was ranked as the most ______city in the country thanks to its excellent facilities and clean air.

• noisiest

• polluted

• livable

• crowded