1.с)
2.а)
3.?
4.d)
5.?
6.с)
9.е)
10.b)
11.e)
16. a)
18.c)
19.e)
20.c)
1. <span>Every year world industry pollutes the atmosphere with about 1000 million tons of dust and other harmful substances, doesn't it?
2. </span><span>In 1952 many people died in London as a result of air pollution, didn't they?
3. Do many cities suffer from smog or acid rains?
4. Are vast forests cut and burning fire or kept in the safest environment?
5. Who lived in harmony with environment for thouthands of years?
6. Are there</span><span> many consequences of damaging the environmental?
7. What must we do to protect the water?
8. What came from coal fires in people's homes?
9. Did man's economic activities begin to produce negative effect on the biosphere?
10. What has a major impact on the world climate and is generally agreed?</span>
2) turned up - приехали, появились
3) team - команда играла
4) apply for - подал заявление на работу
5) dessert - шоколадный торт это десерт
1.In a small bowl, combine cocoa,sugar and vegetable oil .
Beat in eggs one at a time ,then stir in vanilla.
Mix the flour ,baking powder and salt,fold into the mixture with cocoa.
Cover the dough and refrigerate for 4 hours .
2.Preheat the oven to 180°
Lay a baking sheet with parchment .
Roll the dough into balls with a diameter of 3 cm .
Roll each ball in powdered sugar before you pour into pan
1. essential c. absolutely necessary<span>
2. area of life e. sphere of activity
<span>3. memorize f. learn by heart </span>
4. adequate g. satisfactory, sufficient
<span>5. concept b. idea, opinion </span>
<span>6. variable a. thing that can vary </span>
<span>7. indispensable d. most important </span></span>