Task 3. Read the text about a very famous anti-tank barrier. Fill in the gaps with the correct forms of the words written in capitalized letters.
The Czech hedgehog (TO BE) a trap made of three metal (A BAR)
bound together. The Soviet Union (TO USE) Czech hedgehogs in World War
2 in anti-tank defence. Soldiers (TO BUILD) Czech hedgehogs at the places
where enemy
(A TANK) could appear. (THIS) barriers slowed down
the tanks.

Russia does business with different countries of the world. Every day our Ministry receives offers and enquiries from different firms. Our goods are in great demand and we have a lot of buyers in different countries now. They are interested in buying our equipment and raw [ro:] materials. They send their enquiries to our country or their businessmen come here to have talks with our representatives. When they come to our country they usually make appointments with different offices of our Ministry and contact with our businessmen. During the talks they discuss different questions with them. When our prices, terms of payment and delivery are acceptable to them we make contracts.

1.During the last hundred years we have done great __DAMAGEto the environment .

2.There’s a large chemical __FACTORYin our town which has polluted the river twice in the last year.

3.The Government is very worried about the _POLLUTIONof our rivers and beaches.

4.A lot of household __WASTElike bottles and newspapers can be _RECYCLED___and used again.

5.__ENVIRONMENTALISTS___ are furious with the American Government for delaying measures which will reduce greenhouse gas__EMISSIONS___.

6.There are lots of things we can all do to __PROTECT___the environment.

7. Make sure your car runs on _UNLEADED PETROLand your home uses sources of _RENEWABLE_ENERGY.

8.Use __PUBLIC__transport___instead of taking your car