Complete the sentences using words and phrases you have learnt in this unit: Improved road conditions may help reduce t________ j________ in the city.
traffic jam
Complete the sentences using words and phrases you have learnt in this unit: My city was ranked as the most l________ city in the country thanks to its excellent facilities and clean air.
liveable
Complete the sentences using words and phrases you have learnt in this unit: Cities in the future will have a lower carbon footprint and will be more s__________.
sustainable
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