Complete the text with the Future Continuous, Future Perfect Simple, or Future Perfect Continuous forms of the verbs in brackets.
2050 - Cities of the Future
By 2050, human beings will have been building (build) and living in cities for around 10,000 years. It is estimated that,
by this date, more than 70 percent of the world's population will be living (live) in urban environments. In
preparation for this, developers in the US alone
(construct) nearly ninety million new homes by 2050. The
cities of the future are likely to be much cleaner places than those we inhabit today. By then architects
(design) buildings that use smart materials to help reduce air pollution and we (use) less fossil fuel and more
alternative energy for decades, making cities considerably less polluted than they are today. Solar panels
(become) the norm on most buildings by 2050, and we (recycle) a much larger proportion of our waste than
we do today. Where will you be living in 2050? Wherever it is, it is very likely to be in a city
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