Раскройте скобки употребив правильную глагольную форму Elephants can (1 be)

Раскройте скобки употребив правильную глагольную форму Elephants can (1 be) a danger to themselves. In one game park they (2 grow) in number so fast that soon there (3 be) too many of them. They (4 destroy) everything as they (5 look) for food and drink. Very soon they (6 start) to ruin the countryside (7 belong) to farmers outside the park.