Task 2. Дополните предложения словами по смыслу
Слова: monotonous, productive, insomnia, seven or eight, concentrating, important, effectively, difficult, sleeping difficulties, continuous.

⦁ Sleep is an 1 part of good health. It helps you to feel good, work 2.
⦁ Even mild sleeping problems can make daily life more 3 and less 4.
⦁ Healthy adult need an average 5 or hours of sleep.
⦁ If you have 6 situations , problems with friends, family or have difficulty 7 facts , you are probably not getting enough sleeping.
⦁ Stress is No 1 cause of 8 and it lead to a serious illness, problems.
⦁ 9 disappears when the stressful situation passes. But if it isn’t treated from the beginning, it can become 10 .