D E F
F остатки в коментариях

Белки(входят в хим.состав клетки)

3. Вставьте вместо пропусков глагол to be или to have в соответствующей форме:

1.She was a schoolgirl last year.

2. I have many interesting text-books in the English language.

3. We are Russian students.

4. Chemistry is a difficult subject.

5. Our town have many secondary and higher schools.

6. He was a laboratory worker at a chemical plant before entering the institute.

Goal-line technology

You should sleep not less 7 hours
You should not watch tv before sleeping
You should drink a glass of warm milk
You should not do actives before sleeping