Complete the sentence with the present simple or present continuous form of the verb in brackets.
1. Everybody (know)______________ that the world rainforests (disappear) ____________. 2. Although rainforests (cover) _________ only 6% of the Earth’s land surface, they (contain) _____________ about 50% of all species of life on this planet. 3. They also (remove) ____________ carbon dioxide from the air and (produce) ____________ oxygen. 4. As they are important, why (they, disappear) _________________________ ? 5. Most scientists (agree) _____________ that there are two main reasons. 6. First of all, the way of life in these forests (change) __________________. 7. In some forests big companies, (cut)_________________down more and more trees and (cause)_________________ damage to the land. 8. In other places another kind of deforestation (happen)__________________. 9. Here farmers (burn)__________________ more and more of the forest and (use) __________________ the land to feed the cattle. 10. Now that governments (understand) ___________________ the problem, they (begin) ________________ to control them.