Match the following English words with their Ukrainian equivalents. Make your own sentences with these English words.

A	B
1. medicines	a. будувати
2. contemporary	b. свідок
3. achievements	c. мастило
4. to obtain	d. паливо
5. lubricant	e. ліки
6. to construct	f. сучасний
7. fuel	g. традиційний
8. witness	h. отримувати
9. hereditary	i. магніт
10. magnet	j. досягнення

5. Put the verbs in brackets into Past Simple. Pay attention to the form of irregular verbs.

1. History of chemistry (to begin) several thousand years ago.

2. We (to make) materials, consisted of polymers.

3. Polymer substances (to be used) in making bolts, screws, motor boats, skis.

4. Our scientists (to work) jointly with the chemical branches of industry.

5. The Sun (to become) the main source of energy.

6. We (to search) information about scientists who (can) retrace and organize the processes in a living organism.

6. Answer the following questions:

1. When were important facts of chemistry discovered?

2. What is the role of chemistry nowadays?

3. What sciences are affected by the progress of chemistry?

4. What is the success of the chemistry of polymers?

5. What does the biochemical technology provide humanity with?

6. How is it possible to change hereditary properties?

7. What helps obtain new substances or micro-organisms?

UNIT 3

Section 1

1. Read and translate the following text:

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