1.m_re,  l_ss,  few_r,  

poll_ted,  cr_wded,  underw_ter,  

ele_tric,  cut do_n,  l_nd,  en_ugh,  tr_vel

2.

Cities will be more polluted.

Cities will be less polluted.

Cities will be more crowded.

Cities will be less crowded.

There will be fewer trees in the city.

There will be more trees in the city.

There will be bigger cities underwater.

There won’t be bigger cities underwater.

There will be more tall buildings in the city.

There will be fewer tall buildings in the city.

There will be more cars in the city.

There will be fewer cars in the city.

3.

1.Future simple: subject+ will + verb

4.

What will you do?

I will ……………….

There will be ……….. in the future.  

There will not(won’t) be ……….. in the future.

What will the cities be like?

………………………………

Why will ………………..?

Because ……………………