VOCABULARY

Exercise 1.Find in the text the following words and expressions and read the sentences aloud. Translate them into Russian.

To look forward to, in response to, in turn, to adjust to, to turn off, used to, to keep track of smth.

Exercise 2. Find in the text the English equivalents for the following Russian words and phrases:

неизбежный, внутренний, ожидание события, заботы дня, коллега, дневной ритм, выделять, ожидаемый, соответственно, в последнем исследовании, деятельность, уровень, способность, доброволец, оставаться низким, доказательство, мешать (intrude), реакция, означать (подразумевать), выводы.

Exercise 3.Give synonyms of the following words and expressions:

drastically

to believe

to wonder

to imply

to exploit

tremendous

generally

inevitable

used to

Give antonyms of the following words:

invariable

increase

involuntary

turn off

conscious

Exercise 4.Work with the text. Find in the text all examples of the Gerund. Read the sentences aloud and translate them into Russian.

Exercise 5.Answer the following questions about the text.

1. Does our brain keep track of our daily schedule and signal the release of stress hormone one hour before we have to get up?

2. What is the key to the body’s internal alarm clock?

3. What hormone does our pituitary gland release in response to a stressful situation?

4. What does ACTH trigger?

5. Is production of stress hormones suppressed during sleep?

6. Does the pituitary gland respond to an anticipated event during sleep?

7. How many groups of volunteers took part in Jan Born’s recent study?

8. Did the level of ACTH increase drastically in the early risers an hour before they had to get up?

9. Did ACTH level remain low in the late sleepers who were to sleep a few more hours?

10. What does Born’s work demonstrate?

11. Can we say that waking up is often an act of will?

12. The brain keeps track of time, doesn’t it?

13. Does ACTH give the body tremendous flexibility in adjusting to different sleeping patterns?

14. Can we be better prepared if we plan our day, including when we want to wake up?

Exercise 6.Write a short summary of the text and be ready to present in class.