WORD FORMS (DERIVATIVES)

WORD FORMS (DERIVATIVES)
TEST 22
Our oceans are becoming (1) polluted. Most of this pollution comes from the land which means it comes from (2) . Firstly, there is raw sewage, which is pumped directly into the sea. Many countries, both (3) and developing are guilty of doing this. Secondly, ships drop
about 6 million tons of garbage into the sea each year. (4) , there are oil spills from ships. A ship has an accident and oil leaks from the vessel. This not only causes the (5) in the water but it also kills marine life. Next, there are waste materials from factories without proper regulations, factory (6) let the waste run directly into the rivers, which then leads to the sea. And (7) , oil is washed from land. This can be the result of (8)--------------------or a deliberate dumping of waste
Test 23
Energy is always one of the most important problems in our modern life. In developed countries, electricity, gas, and water are not luxuries but (1)------------. In developing countries, people even reduce using electricity, gas, and water. (2)-------------realize that products must not only work (3)------------but also save money. In a household, (4)----------- often accounts for 15 per cent or 20 per cent of electricity bills. That is why some (5)-----------------from the Phillips & Company in Holland invented energy saving bulbs called compact bulbs. They are a good (6)--------------for 100 -watt bulbs which are often used. These new products use only a quarter of the electricity of standard bulbs and last eight times (7)--------------.Ultimately, the (8)--------------like compact bulbs will save money as well as
conserve the Earth`s resources.






Test 25
Fill in the blanks with the correct forms of the words.
The Environment: Our Responsibility
These days it is (1) (possible) to open a newspaper without reading about the damage we are doing to the environment. The earth is being (2)-----------(threat) and the future looks bad. What can each of us do? We cannot clean up our polluted rivers and seas overnight. Nor can we stop the (3) -----------(appear) of plants and animals. But we can stop adding to the problem while (4)----------------(science) search for answer and laws are passed in nature`s defense. It may not be easy to change your lifestyle completely, but some steps are easy to take: cut down the amount of (5)---------------(drive) you do, or use as little plastic as possible. It is also easy to save energy, which also reduces (6)-------------(house) bills. We must all make a personal (7)-------------------(decide) to work for the future of our planet if we want to (8)------------------------(sure) a better world for our grandchildren.

TEST 26
Fill in the blanks with the correct forms of the words given in the box.
After a (1) (collide) between two ships in the Atlantic, Alan Connaught from Dundee ended up (2) (expect) living on a desert island. "I fell (3)----------(board) and no one noticed. A few hours later, I found myself lying (4)-----------------(exhaust) on a beach after swimming for miles. It was (5) (freeze) too, not warm and sunny, like Crusoe`s island. The only (6)-------------(solve) I could find was to dig a hole in the sand as a shelter."After an (7)------------------(improve) in the weather, Alan waited to be rescued. "There was little food and no fresh water. It was a(n) (8)---- -----------------(health) life, and I felt ill most of the time. I suffered from (9)--------------- (alone) too, but then I found a village on the other side of the island. (10)------------------(Lucky), they had a radio, and a ship soon came to rescue
me," he said.








TEST 27
Fill in the blanks with the correct forms of the words given in the box.
Water pollution, (1) (contaminate) of streams, lakes, (2)-------------(ground) water, bays, or oceans by substances, is harmful to living things. Water is necessary to life on earth. All organisms contain it; some live in it; some drink it. Plants and animals require water that is (3)-------------------
(moderate) pure, and they cannot survive if their water is loaded with toxic chemicals or harmful micro-organisms. If severe, water pollution can kill large numbers of fish, birds, and other animals. In some cases it may kill all members of a species in an (4)------------(affect) area. Pollution makes streams, lakes, and (5)-----------------------(coast) waters (6)----------------(please) to look at, to smell, and to swim in