Complete the sentences, using the correct form of the words in brackets:

1. People believe that the polluted water has brought cancer to the local residents. ( pollute)

2. Light pollution make us disable to see the stars in the sky. ( able)

3. Noise is considered as environmental pollution. ( environment)

4. Natural habitats have been destroyed in recent years. (nature)

5. A number of cleaning products contain harmful chemicals. (harm)

Complete the sentences, using the correct form of the words in brackets:

1. People believe that the __________ water has brought cancer to the local residents. ( polluted)

2. Light pollution make us ____________ to see the stars in the sky. ( unable)

3. Noise is considered as ___________ pollution. ( environmental)

4. _________ habitats have been destroyed in recent years. (natural)

5. A number of cleaning products contain ________ chemicals. (harmful)

Complete the sentences, using the correct form of the words in brackets:

1. People believe that the __________ water has brought cancer to the local residents. ( polluted)

2. Light pollution make us ____________ to see the stars in the sky. ( unable)

3. Noise is considered as ___________ pollution. ( environmental)

4. _________ habitats have been destroyed in recent years. (natural)

5. A number of cleaning products contain ________ chemicals. (harmful)

6. An_____________ of agrochemicals is pesticides.( illustration)

7. Contaminants are usually ___________ to aquatic plants. (poisonous)

Complete the sentences, using the correct form of the words in brackets:

1. People believe that the polluted water has brought cancer to the local residents. ( pollute)

2. Light pollution make us ability to see the stars in the sky. ( able)

3. Noise is considered as environmental pollution. ( environment)

4. Natural habitats have been destroyed in recent years. (nature)

5. A number of cleaning products contain harmful chemicals. (harm)

6. An illustration of agrochemicals is pesticides.( illustrate)

7. Contaminants are usually poisoned to aquatic plants. (poison)

1. ............... habitats have been destroyed in recent years ( nanture ) NATURAL

2.A number of cleaning products contain ................ chemicals ( harm )  HARMFUL 

3. Water samples collectaed at these villages were seriously ..................... with bacteria ( contaminate )  CONTAMINATED

4. People belive that the .................... water has brought cancer to the local residents 

5. Light pollution make us .................. to see the stars in the sky ( able)  UNABLE

6. Noise is considenred as ................ pollution ( environment )  ENVIRONMENTAL

1. _____Natural______________ habitats have been destroyed in recent years. (nature)

2. A number of cleaning products contain ____harmful________ chemicals. (harm)

3. Water samples collected at these villages were seriously ____contanminated_______ with bacteria. (contaminate)

4. People believe that the __polluted___________ water has brought cancer to the local residents.

5. Light pollution make us ___unable_______ to see the stars in the sky. (able)

6. Noise is considered as __environmental__________ pollution. (environment)

1.natural

2.harmful

3.contanminated

4.polluted

5.unable

6.environmental

1, unable

2, environmental

3, contaminated

4, industrial

5, Natural

6, harmful

7, contaminated

8, pollution

9, death

10, Polluted

11, polluted

12, difficulties

III. Complete the sentences, using the correct form of the words in brackets.

1. Light pollution make us to see the stars in the sky. (able)

=> We are able to see the stars in the sky if light pollution

2. Noise is considered as pollution. (environment)

=> The environment is considered as noise pollution

3. The soil becoms because of the use of so many pesticides and fertilizers. (contaminate)

=> So many pesticides and fertilizers contaminated the soil

4. waste spills can contaminate groundwater. (industry)

=> Industry waste spills can contaminate groundwater

5. habitats have been destroyed in recent years. (nature)

=> Nature has been destroyed in recent years

6. A number of cleaning products contain chemicals. (harm)

=> A number of cleaning products contain chemicals that are harmful to human health

7. Water samples collected at these villages were seriously with bacteria. (contaminate)

=> Water samples collected at these villages contaminated the water

8. People believe that the water has brought cancer to the local residents. (pollute)

=> Water pollution has brought cancer to local residents

9. In many developing countries, water pollution is usually a leading cause of . (die)

=> In many developing countries, water pollution is usually the leading cause of death

10. elements have been found in both ground and underground water sources. (pollute)

=> Groundwater pollution is the found factor

11. Fish and many other animals are killed by in their habitat. (pollute)

=> Water pollution kills fish and many other animals

12. Astronomers are concerned about light pollution because they have in viewing activities in the sky and outer space. (difficult)

=> Astronomers are concerned about light pollution because they have difficulty in view activities in the sky and outer space.

I. Complete the sentences with the correct form of the words in brackets.
1. In order to keep our environment ......unpolluted...... , we shouldn’t drop litter in public places. (pollute)
2. Don’t pump ....sewage........ into seas and rivers or it will pollute them. (sew)
3. Don’t throw away .......used..... bottles, papers, and glass. Take them to recycling centres. (use)
4. If we keep on .....polluting....... the air, more people will suffer from respiratory diseases. (pollution)
5. The local authorities have received many letters of ........complaint.... about the industrial wastes from that factory. (complain)
II. Complete the sentences with the correct form of the words in brackets.
1. Ba was ......seriously...... ill right after eating those ......poisonous...... mushrooms. (serious / poison)
2. ......Conservationists...... are interested in the protection of the environment. (conserve)
3. Without .......electricity..... , some people wouldn’t catch fish. (electric)
4. Shhh. Listen ......carefully...... to the conservationist teaching us how to protect the environment. (care)
5. What is responsible for the .....environmental....... problems in your city? (environment)
III. Complete the sentences with the correct form of the words in brackets.
1. Make sure the use of ......pesticide...... is not harmful to farm workers’ health. (pest)
2. .....Congratulations....... ! You have successfully held the clean-up campaign. (congratulate)
3. Use public transport or we won’t .....minimise....... pollution. (minimum)
4. If ......deforestation...... continues, there will be no forest left ten years from now. (forest)
5. The rising level of air pollution has caused concern among .......envrionmentalists..... . (environment)

carelessly

pollution

celebrations

informative

Traditionally

Ex 4: Word form
4._____Polluted____elements have been found in both ground and underground water sources . (pollute)
5. Fish and many other animals are killed by____pollution_____in their habitats . (pollute)
6. Astronomers are concerned about light pollution because thay have___difficulty___in viewing activities in the sky and outer space. ( difficult)
7. ___Natural__habitats have been destroyed in recent years . (nature)
8. A number of cleaning products contain ____harmful___chemical. (harm)
9. Water samples collected at these villages were seriously____contaminated___with bacteria. ( contaminate)
10.People believe that the____polluted___water has brought cancer to the local resident . (pollute)
11. Light pollution makes us _____unable____to see the stars in the sky.(able)
12. Noise is considered as_____environmental_____pollution.(environment)
13. The____contamination___of lake, rivers, oceans or underwater causes water pollution .( cotaminate)
14. The street dosen't look__attractive___because it has a lot of rubbish .(attract)
15. Are all types of pollution__harmful___to the health of human and animals. (harm)
16.The__environmentalists___are concerned about the oil spills in the East Sea. (environment)
17. Dumping __industrial___ waste into the lakes and rives has caused serious water pollution. ( industry)
18. Many people in this area have cholera because they drink__untreated___water.(treat)
19. Examples of primary ____pollution___are exhaust fumes from cars, soot from smoke. (pollute)
20. If we use water__carefully__, more people will have fresh water.(care)
21. The polluted water resuilts in the____death___of many aquaticanimals and plants. (die)
22. Both French and English are ___official___languages in Canada. ( office)
23. NSW is the ___abbreviation___of New South Wales , the most populous state in Australia. (abbreviate)
24. Do you know that the telephone , the televison , and penicillin are Scottish__inventions__? (invent)

Ex 4: Word form
4.___polluted ______elements have been found in both ground and underground water sources . (pollute)
5. Fish and many other animals are killed by____pollution _____in their habitats . (pollute)
6. Astronomers are concerned about light pollution because thay have___difficulty ___in viewing activities in the sky and outer space. ( difficult)
7. __Natural ___habitats have been destroyed in recent years . (nature)
8. A number of cleaning products contain ___harmful ____chemical. (harm)
9. Water samples collected at these villages were seriously__contaminated _____with bacteria. ( contaminate)
10.People believe that the___polluted ____water has brought cancer to the local resident . (pollute)
11. Light pollution makes us _________to see the stars in the sky.(able)
12. Noise is considered as____environmental ______pollution.(environment)
13. The___contamination ____of lake, rivers, oceans or underwater causes water pollution .( cotaminate)
14. The street dosen't look__attractive ___because it has a lot of rubbish .(attract)
15. Are all types of pollution__harmful ___to the health of human and animals. (harm)
16.The_environmentalists ____are concerned about the oil spills in the East Sea. (environment)
17. Dumping __industrial ___ waste into the lakes and rives has caused serious water pollution. ( industry)
18. Many people in this area have cholera because they drink__treatment ___water.(treat)
19. Examples of primary __pollution _____are exhaust fumes from cars, soot from smoke. (pollute)
20. If we use water_carefully ___, more people will have fresh water.(care)
21. The polluted water resuilts in the___death ____of many aquaticanimals and plants. (die)
22. Both French and English are __official ____languages in Canada. ( office)
23. NSW is the __most abbreviate____of New South Wales , the most populous state in Australia. (abbreviate)
24. Do you know that the telephone , the televison , and penicillin are Scottish__invention __? (invent)