Задания

1. Ответьте на вопросы:

1. What functions do fats perform? 2. What kind of derived conpounds of fats are known? 3. What fatty acids are essential for a human body? 4. Out of what can a human body make fat? 5. Why must we call on animals to help us in fat manufacture?

2. Кратко расскажите по-английски:

а) какие функции выполняют жиры;

б) о способности животного организма производить жиры.

TEXT N 4 "PROTEINS"

PRE-TEXT EXERCISES

I. Укажите номера русских эквивалентов.

1 . as well as, 2. besides, 3. also. 4. in most cases, 5. commonly, 6. the only, 7. a number of, 8. although, 9. both ... and, 10. neither … nor

I. хотя 2. и. ... и/как ... так и 3. ни ... ни 4. множество 5. единственный 6. кроме 7. в большинстве случаев 8. так же как 9. обычно 10. также

2. Переведите на русский язык данные словосочетания.

to differ in the elements present in sugar; to contain also nitrogen and in most cases sulphur; the nitrogen content commonly varies from 10 to 18 per cent; foods of both animal and plant origin; foods high in protein; to contain the proteins, lactalbumin and casein, as well as others of lesser importance; to be complex in nature; to be composed of a number of amino acids; to vary in the kind and number of amino acids; variation in the quality of proteins; to result in the classification; a complete protein is one that …; an incomplete protein neither supports normal growth nor maintains life, even if it is the only protein in the diet

3. Прочитайте и переведите текст.

Notes

complete / partially complete / incomplete protein - полноценный / частично полноценный/неполноценный белок

nitrogen ['naitr dzin] – азот

sulphur ['s f ] – сера

phosphorus ['f sf r s] – фосфор

iron ['ai n] - железо

essential amino acids - незаменимые аминокислоты

casein ['keizin] - казеин

lactalbumin['læk'tælbjumin] - лактальбумин/молочный белок

ASSIGNMENTS

1. Составьте словосочетания, используя слова из левой колонки в роли определения.

1. complex, 2. adequate, 3. natural, 4. complete, 5. normal, 6. nitrogenous, 7. partial, 8. essential, 9. various, 10. valuable

1. growth, 2. ability, 3. composition, 4. classification, 5. source, 6. content, 7. protein, 8. foods, 9. nature, 10. amino acids

2. Найдите в тексте синонимы выделенных слов.

the significance of nitrogen is indicated by the fact; the nitrogen content usually ranges from 10 to 18 per cent; meat, milk ... are rich in proteins; proteins are complicated in character;they are made up of very many amino acids tied together; variation in the quality of proteins has ended in their grouping; if it is a single protein in the nutrition; a complete protein is one that is sufficient to maintain life; rich sources of proteins are cereals, fish, meat ...

3. Укажите номера пропущенных слов.

1. Cereals rich in protein are essential for the ... of a human being. 2. It is necessary to include into the human diet foods that ... proteins. 3. There are three kinds of proteins that are ... for a body. 4. One of the best ... of vitamins are fruit and vegetables. 5. It is essential for people to consume various foods of great ... . 6. This substance is more ... in nature than that one. 7. 0ne must remember that proteins are of both plant and animal ... . 8. The classification of proteins is based upon their ability ... normal growth and to ... life. 9. It is possible to say that the importance of food ... in proteins for the human diet cannot be overestimated. 10. Proteins ... in the kind and number of amino acids present.

1. complex, 2. nutritive value, 3. vary, 4. origin, 5. high, 6. nutrition, 7. to support, maintain 8. contain, 9. essential, 10. sources