TASK 2. Complete the reading passage. Write ONE suitable word in each blank.

In many countries, hydroelectric power plants play an important role in supplying electricity to households, to manufacturers, and other commercial and service industries etc. (1) ___________ this method in power production brings some benefits, there are some potential drawbacks we should seriously take into account. The first one is the substantial damages to the surrounding (2) ___________ where power plants are built. A large lake called a damp is formed to store water, which, under certain circumstances, could flood an extensive area and destroy habitats of both plants and (3) ___________ animals living in this region. The second pitfall is that a damp could have many potential accidents for people working there when it is in the construction process and even when it comes (4) ___________ use. Because of this possibility of disadvantages, the other ways which are greener and more sustainable in (5) ___________ generation should be developed such as wind or solar power.