Exercise 10. Translate the following sentences

Exercise 9. Choose the correct word from the box.

Water

Exercise 8. Translate the following text about water.

Exercise 7. True or false statements.

1.It was not until the early 1800s that scientists began extracting chemicals from plants with purported therapeutic properties to isolate the active components and identify them.

2. Drug delivery is the core of pharmaceutical chemistry.

3. Once the drug's structure is known, the drug can serve as a prototype or "lead compound" for designing less effective therapeutic agents of similar chemical structure.

4. Today, many medications are commonly introduced as inhalants or in a time-release formulation, either encapsulated in a biodegradable polymer or by means of a transdermal patch.

5. Phase II trials continue to assess the drug's safety and effectiveness in a smaller population.

6. Pharmaceutical physicists are involved in the development and assessment of therapeutic compounds.

About three quarters of the earth’s surface is covered with liquid water. Water is also an important constituent of the earth’s atmosphere. It also occurs in minerals. Water occurs in animals and vegetable tissues. It constitutes some 70 percent of the human body and over 90 percent of some vegetables.

The water for drinking and domestic purposes is generally supplied by rivers, lakes, wells and springs. Such waters commonly contain salts of calcium, iron, magnesium, potassium, and sodium, organic matters from falling leaves and twigs; traces of carbon dioxide, oxygen, nitrogen, ammonia, and other gases from the atmosphere.

Atmosphere, drink, substances, food, nature, tissues, purposes

1. We use water for drinking and domestic ______.

2. Water contains dissolves mineral _______.

3. Water occurs in animals and vegetable _______.

4. Water constitutes an important part of the earth’s ________.

5. Most animals take in large quantities of water with their ______.

6. Potable water is water which is fit to ______.

7. Absolutely pure water does not occur in _______.

1. Воду для питья обычно используют из рек, озер, колодцев, родников.

2. Три четверти земной поверхности покрыты жидкой водой.

3. Растения и животные содержат большое количество воды.

4. Вода составляет около 70% веса тела человека.

5. Вода содержит растворимые минеральные вещества.

TEXTS FOR WRITTEN TRANSLATION

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