GRAMMAR & VOCABULARY

Urbanization is a process (16) ________ transforms rural areas into modern cities. In recent decades, many cities have experienced a (17) ________ rise in population, putting pressure on housing and transportation systems. (18) ________ pollution has become a serious issue as industrial activities increase. (19) ________ cities expand, governments must invest more in infrastructure. (20) ________ urban life can be stressful, it still offers better access to education and jobs.