Find the pairs of synonyms.

to compose, to have, to make, up, to fall into, to constitute,to be divided into, to possess, to combine, to get, to return, to obtain, to separate, to come back.

4. Translate into Russian. Pay attention to "the more... the better"

1. The more we study matter, the better we know it. 2. The more he experimented, the better he understood the laws of nature. 3. The less you study, the less you know. 4. The more experiments you make, the better experimenter you become. 5. The stronger the acid, the greater is the tendency to lose protons. 6. The stronger the magnification, the greater is the possibility to detect whether the body is homogeneous. 7. The faster an object moves, the greater is the air resistance. 8. The lower the atomic weight or atomic number of the inert gas, the lower are its boiling and melting points. 9. The larger the diameter, the smaller is the resistance and hence, the more current will flow through it. 10. The greater the number of free electrons in a substance, the better that substance is a conductor of electricity.

As chemists you’ll easily memorize and transform the universal formula of the Passive Voice formation: be + Participle II.

Study and remember the following chart:

1. This book is translated into many languages.

2. This analysis was examined by our students.

3. The new laboratory will be built next year.

4. Many new houses are being built in our town.

5. When I came to this town our Institute was being built.

6. It has already been used.

7. The innovation had been tried before they came.

8. The synthesis will have been finished by 3 a.m. tomorrow.

5. Use the Passive Voice according to the model:

Model: They gave her an interesting article.

She was given an interesting article last week. / She will be given an interesting article soon.

1. They met me at the faculty yesterday. 2. She offered him this work. 3. They invited her to the conference. 4. We held the meeting in our hall. 5. The students used some sol­vents for their experiments. 6. He wrote a very good report. 7. They asked us to take part in the experiment. 8. We listened to the lecturer with great interest.

6. Find the sentences in which the word with the ending "-ed" is a part of the Passive Voice. Define the Tense and translate into Russian.

1. They produced many new goods at our plant. 2. This new material was produced at our plant. 3. He carried out his first experiment at the age of 18. 4. Great research work is being carried out by our students. 5. D. I. Mendeleyev formulated the Periodic Law. 6. This law opened a new era in chemistry. 7. The articles written by our English colleges were soon translated by senior students. 8. He was appointed professor of the Physico-Chemical department. 9. All the samples will be carefully examined. 10. The work was presented in time.

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