Ex4. Write conditional sentences type I or II for these situation.

1. People eat dirty food. They can be cancer.

2. A factory directly discharges a large volume of waste water into the Thi Vai River. The river is polluted.

3. Farmers use polluted water to water their plants. People eat these plants, they become sick with diseases such as diarrhea, bacterial in flections even cancer

4. Thermal pollution takes place. The water temperature in streams, rivers, lakes and oceans will increase or decrease suddenly

5.People live in radioactive pollution area. They can be skin cancer

l. People eat dirty food. They can be cancer. 2. A factory directly discharges a large volume of waste water into the Thi Vai River. The river is polluted. 3. Farmers use polluted water to water their plants. People eat these plants, they become sick with diseases such as diarrhea, bacterial inflections even cancer. 4. Thermal pollution takes place. The water temperature in streams, rivers, lakes and oceans will increase or decrease suddenly. 5. People live in radioactive pollution area. They can be skin cancer.

*Combine each pải ò sentences, using the words given

l. People eat dirty food. They can be cancer. (If)

_______________________________________________________________________________

2. A factory directly discharges a large volume of waste water into the Thi Vai River. The river is

polluted. (If)

_______________________________________________________________________________

3. Farmers use polluted water to water their plants. People eat these plants, they become sick with

diseases such as diarrhea, bacterial inflections even cancer. (If)

_______________________________________________________________________________

4. Thermal pollution takes place. The water temperature in streams, rivers, lakes and oceans will increase

or decrease suddenly. (If)

_______________________________________________________________________________

5. People live in radioactive pollution area. They can be skin cancer. (If)

_______________________________________________________________________________

6. One effect of global warming is that sea levels are rising. The polar icecaps are melting. (because)

_______________________________________________________________________________

7. The global population has increased. There are much better levels of nutrition. (because of)

_______________________________________________________________________________

8. Nuclear explosions and detonations of nuclear weapons cause radioactive pollution. (lead to)

_______________________________________________________________________________

9. More and more roads are being built. Air pollution is rising. (as a consequence)

_______________________________________________________________________________

10. The fish and other aquatic animals have died. The water is polluted. (due to)

_______________________________________________________________________________

1.Điền vào mỗi chỗ trống với MỘT từ thích hợp.
The major cause of water pollution in Vietnam is the weakness in industrial wastewater management. Many factories (65)___________ fresh water to carry away waste (66)____________ their plants into canals, rivers, and lakes. Most of them do not have (67)___________ wastewater treatment system. Industrial waste water is directly discharged into canals, lakes, ponds, and rivers, causing serious (68)________ of surface water. For example, (69)_________ 2008. Vedan factory, a sodium glutamate plant, released their untreated industrial wastewater into the Thi Vai River and (70)___________ tons of fish and ducks in the river to die.
Another cause of water pollution in Vietnam is the lack of awareness among citizens. Every day people generate a lot of (71)__________, and they throw it directly into canals, rivers, and ponds. They (72)_________ water from these sources to do their laundry, wash dishes, and bathe, and then they throw the dirty water that contain detergent and shampoo directly into them.

I. Fill in each blank with the correct preposition.

1. Thousands of people were exposed... radiation when the nuclear plant exploded.

2. Waste water from many factories which is dumped... water bodies directly causes water pollution.

3. Land pollution is responsible for damage done ... natural habitat of animals.

4. Americans throw... twenty-eight and a half million tons of plastic in landfills every year.

5. Scientist have come up ... new ways of saving energy.

II. Circle the mistake in each sentence, and then correct it.

1. Long exposure to loud noise results permanent hearing loss.

2. The misuse of resources and improper dumping of waste make land pollution.

3. The soil becomes contaminated because the use of so many pesticides and other farming chemicals.

4. Oil slicks from boats or ships pollute the sea, because many fish and sea birds die.

5. In many developing countries, water pollution is usually a leading cause of death if people drink from polluted water sources.

6. We should plant trees in our neighbourhood so trees help cool the planet.

III

The major cause of water pollution in Vietnam is the weakness industrial wastewater management. Many factories.... fresh water to carry away waste... their plants into canal rivers and lakes. Most of them do not have.... wastewater treatment system. Industrial was water is directly discharged into canals, lakes, ponds and rivers, causing serious... of surface water. For example,... 2008, Vedan factory, a sodium glutamate plant, release their untreated industrial wastewater into the Thi Vai River and... tons of fish and ducks the river to die.

Another cause of water pollution in Vietnam is the lack of awareness among citizens. Every day people genera a lot of... , and they throw it directly into canals, rivers and ponds. They... water from these sources to do their laundry, wash dishes, bathe and then they throw the dirty water that cointain detergent and shampoo directly into them.

Choose the letter A, B, C or D to answer these following questions

There are many causes that lead to water pollution. One main cause of this issue is waste water coming from many factories and then being directly pulled out into water bodies, especially into rivers or seas without any treatment because this is the most convenient way of disposing waste water. Industrial waste consists of some kinds of chemical substances such as sulphur, which is harmful for marine life. Lead is known as the main reason for cancer disease. Cancer has become a popular disease in several communes which are called “cancer villages”. Another cause is the awareness of citizens, people always use water for many purposes and then they dump waste water or garbage directly into rivers, canals and ponds and so on. In 2004, because of a bird flu outbreak in Viet Nam, people threw poultry to water body that made water highly polluted.

Question: What is the main reason for cancer disease?

A. rice

B. rain

C. lead

D. food