Question

срочно нужен ответ
еx.3,4,5

Answer 1

3)
1 - d
2 - c
3 - f
4 - b
5 - a
6 - g
7 - e

4) 
enormous - громадный
improve - улучшить
lack - недостаток, нехватка (как lack of water - недостаток воды)
decrease - уменьшаться
pack - пакет (сущ.), упаковывать (глаг.)
capable - способный

5) 
1) scientists say that people need averagly 7 hours of sleep
2) it helps me to have some rest
3) basically, insomnia is lack of dreaming, therefore it's caused by staying awake for long periods of time
4) try to change your slepping place settings: reduce outside noises and light level, do some physical exercises to get yourself tired and so on
5) it makes people unfocused and somewhat disorganized