Вставьте пропущенные слова. Paper comes from . After being collected, they must dry for several years before they can be used. More machinery is used to make paper pulp. It takes three tons of wood to make one ton of pulp. The pulp is then washed, bleached and coloured; all the stages require tons of clean . The pulp and water mixture is dumped into a web of bronze wires, and the water showers through, leaving the pulp, which, in turn, is rolled into .
Don’t forget about the energy inputs: electrical, and fossil fuel-based, used to transport the raw material, turn the paper into bags and then transport the finished paper bags all over the world.

Description of a crocodile. The length of a larger number of crocodiles 2-4 meters, but some specimens up to 5.5 meters. Their appearance speaks of its adaptation to living in water conditions: flat head with a long snout, flattened body, a powerful, compressed from sides tail, rather short legs. The fore limbs of a crocodile has 5 fingers on the back - 4 (no little finger), the United membranes. The eyes are located in the upper part of the head, so that the animal could look out of the water, putting out only the nostrils and eyes. Under water nostrils and auricles moving close the valves.

1 had begun

2 had read

3 I haven't seen

4 He has just got...

5 She has already had

6 had finished

7 have read

8 had typed

9 had gone

10 don't write

1 Дождь закончился перед тем как мы пришли домой.

2. Мы посмотрели фильм после того как прочитали книгу.

3. Я не видел своего друга с каникул.

4. Он только что получил это письмо.

5. Она уже пообедала.

6. Они закончили эксперимент к концу недели.

7. Я читал эту книгу дважды.

8. Секретарь напечатала статью к 6 часам.

9. Как только я лёг спать ,зазвонил телефон.

10. Мы не пишем тест, когда приходит учитель.