Fill in the correct prepositions, then choose any four items and make sentences

1) according ___smth.; 2) to be subdivided ___ smth.; 3) to depend ___ smth.; 4) to define ___ smth.; 5) to provide ___ smth. ___ generating power; 6) to protect ___ smth.; 7) to be impervious ___ water; 8) to act ___ a dam; 9) water ___ pressure; 10) to be capable ___ smth.

Find the translation of the following terms and memorize their meaning.

to permit wildlife to preserve

hydraulic turbines gradually valley

to divert to overflow topsoil

adjacent refuge swift

Read the title of the text. What is the text about?

While reading the following text, find the synonyms to the words in the left column of the table, answer the following questions.

a) Does a dam stop the flow of water?

b) Does a dam change the water level in the reservoir?

c) What is the stored water used for?

d) What provides recreational areas for boating and swimming?