Контрольная работа по Английскому языку на тему: "BOILERS"

Контрольная работа № 3
ВАРИАНТ 1

I. Определив залог и время глагола-сказуемого, переведите предложения.

1. I’ve been working very hard but I haven’t finished.

2. Market research was carried out.

3. The plant representatives have been trained.

4. Our engineers could make some modifications.

5. Though little has been done in the past to develop national geothermal resources in the US, the situation is changing rapidly.

II. Переведите предложения, определите функции слов “it”, “that”, “one”.

1. Americans may find that hard to accept.

2. We worked on one idea for six weeks.

3. The Nile is a very long river and it flows through many countries.

4. Students shared their cars, so that they could use fewer cars.

5. It’s one thing for customers to buy our product.

III. Переведите предложения, определите функции глаголов “to be”, “to have”.

1. Heat radiator material has the property of high thermal conductivity.

2. There’s a bit of a problem here because you actually have to get up at two in the morning for the six o’clock Egyptair flight to Abu Simbel.

3. The protection of construction materials is to be increased.

4. When did you learn that you had won the prize?

5. Various schemes, some involving nuclear underground explosions have been suggested to extract the energy from dry hot rock.

   IV. Обращая внимание на функции V-ing форм и инфинитива, переведите предложения.

He stayed in Vancouver visiting different construction sites and observing the working conditions.

Let’s check the details of our future meeting.

The students who are studying Engineering will visit England next term.

They are allowed to make financial decisions.

We took the train leaving for Prague.

1. V. Прочитайте текст и выполните упражнение.

   BOILERS

   Different types of boilers
   Boiler heating systems come in many different categories and varieties, each with characteristics best suited for unique purposes.

   Steam Boiler
   Both hot water and steam boilers use a heat exchanger as a tool to heat water and distribute it to a piped system connected to radiators around the home. Steam boilers work by utilizing pressure and gravity to deliver hot steam to radiators and cycle cooled condensation back into the boiler to be reheated.

   Steam boilers need a pressure relief valve and a low water cutoff. The majority of steam boilers have a manual valve to allow for adding water to the system when necessary. It is necessary to keep an eye on the water level gauge to keep the water level at its appropriate level.

   Hot Water Boiler
   Water boiler heating systems rely on pressure, volume and temperature to provide efficient and safe heating to the radiators in your home. It uses one or a series of pumps to circulate heated water through your home....
   
    

   Закончите предложения в соответствии с содержанием текста и переведите их.

2. The majority of steam boilers have a manual valve…

3. …water boilers are not the same…

4. Hot water boilers can be used…

5. Natural gas is regulated by…

6. Electric boilers remain highly popular because…