I. Образуйте существительные от следующих глаголов при юмощи суффикса - tion.

Образец: to introduce - introduction вводить — введение.

То produce, to constitute, to dilute, to ventilate, to generate, to saturate, to evaporate, to relate, to construct, to respirate, to operate, to demonstrate.

II. Закончите предложения, используя словосочетания, данные в правой колонке:

1. Oxygen is the element… by electrical discharge

2. Nitrogen performs the function… upon which animal life depends

3. Ozone is produced ... between pressure and temperature

4. Steam is generated from water ... in the form of spray

5. There is always a definite relation by the application of heat

6. Steam is superheated ... of diluting the oxygen

7. Wet steam contains moisture when it passes through pipes and coils

III. Вставьте в пропуски слова, данные в правой колонке:

l. The proportions of gases.. respirations

different localities

2. .Nitrogen constituents... by volume saturated

3. Carbon dioxide is a product of... vary

4. Steam is either... or superheated four fifth of the air

5. Dry steam contains no... same temperature

6. The water from the steam... moisture

at the same temperature

7. Engines and turbines work... evaporates

8. Superheated team has… with-superheated steam

at constant pressure

IV. Переведите на русский язык следующие предложения:

Помните, что:

а) глагол to be переводится на русский как - имеется, существует, представляет собой, заключается в том, чтобы, это, является;

б) глагол to have переводится как — имеет, есть;

в) оборот there is (are). Предложения, в которых есть этот оборот, надо начинать переводить с обстоятельства места, если оно имеется в предложении. Сам оборот there is (are) переводится как - имеется, существует, или не переводится вообще.

1. Air is a mechanical mixture of several gases.

2. Oxygen, nitrogen, carbon dioxide, ozone are the main of them,

3. Oxygen is the element upon which animal life depends.

4. Carbon dioxide is one of the products of respirations.

5. There is always a definite relation between pressure and temperature of the steam.

6. Superheated steam has the temperature which is above that of saturation.

7. Saturated steam has the same temperature at different pressures.

8. The task is to study the constituents of the air.

V. Выразите согласие и несогласие со сказанным, используя выражения:

Yes, it is right.

No, it is wrong.

1. The proportions of these gases vary in different localities,

2. Nitrogen constituents only 1/3 of the air by volume.

3. Carbon dioxide is used in ventilation.

4. Dry steam contains no moisture.

5. Wet steam differes much from saturated steam.

6, Steam mау be saturated, superheated, dry or wet;

VI. Ответьте на следующие вопросы, используя одну из вводных фраз:

As far as I know, to my mind, as far as I remember, if I am not mistaken.

1. What mixture is air?

2. Do the proportions or various gases vary in different localities?

3. What part of the air does nitrogen constitute?

4. Where does carbon dioxide exists?

5. What is ozone produced by?

6. How is steam generated?

7. What kinds of steam are there?

8. Is there a define relation between preassure and temperature of the steam?

9. What temperature has saturated steam?

10. When is steam superheated?

11 .What mechanical work is there with superheated steam?

12.What steam contains no moisture?

13. In what form does wet steam contain moisture?

14. Does wet steam differ from saturated steam?