Devoir d'Anglais numéro 2 Seconde Cned

General Comprehension

1: The document is a news report.

2: The subject of the document is water in poor countries

3: The text is about water for drinking.

4: The text deal with water from the rain.

5: The text is about collecting water

6: The tank is a construction designed to store water.

Detailed Comprehension.

7: Four advantages of using the water mentioned in the text:

- It’s free

- It’s free of chemical treatments

- It’s a safe and dependable source of drinking

- It contain no minerals or salt

8: Four disadvantages of using water mentioned in the text:

- It’s naturally polluted

- Finding safe drinking water can be a problem

- Empty the water tank

- Make the populations thirty, especia lly the poors ones

9: Fill int the blank by words from the text:

The water falls on building. Then, thanks to a system of harvesting it is collected and finally ends up in tanks

10: Right or Wrong

a: In the types of countries mentioned in the text it is preferable to drink ground water: Wrong

- Each years millions of peoples in Bangladesh drink ground water that was been polluted by naturally high level of arsenic poison. Finding safe drinking water in that country can be a problem.

b: The system is cheap: Right

- The total cost to built rainwater harvesting system is for about forty dollas.

c: The tanks are very small: Wrong.

- The pipes stretch from the building to a two-meter tall storage tank made of metal.

d: The tanks need to be protect: Right.

- A fitted cover sit over the first-flush device. It protect the water inside the tank from evaporating the cover also prevents mosquito insect from layingaggs in the water.

e: The fisrt “first – flush” devide works as a filter: Right

- At the top of the tank is also called “first flush” device made of wire screen the barriers prevent dirt and leaves in the water from falling inside the tank.

f: The system may provide quite a lot of water: Right.

- The group says that one tank can provide a family of five with enough rainwater to survive five month dry season.

11: Name the different elemtn of the system.

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