2-четверть Ответы СОР №2 Английский язык 10 класс ЕМН Summative Assessment for the unit «Organic and non-organic worlds» (с ответами)

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2-четверть Ответы СОР №2 Английский язык 10 класс ЕМН Summative Assessment for the unit «Organic and non-organic worlds» (с ответами)

Задание 1.

1 - С
2 - А
3 - В
4 - D

Задание 2.

Biofuels are obtained from plant or animal raw materials, from human and animal waste products or organic industrial waste.
At the moment, more than 40 countries are actively developing and successfully using the natural energy source. There are several types of combustible element: liquid, solid and gaseous. In the present, alternative energy resources used in practice have a number of positive and negative qualities.Biological and scientific interest in natural energy resources arises due to the following positive qualities of the product.Pros: Economic availability of the material. Many countries spend a lot of money to buy oil or natural gas. The economy of the state suffers losses. It is possible to get biological fuel practically in any country. Local fuel production will reduce the cost of importing foreign energy resources.
Mobility. Wind or solar installations are intended exclusively for stationary use. Can not be transported. Biological materials can be transported from one region to another if necessary.

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