Соотнести слова и предложения.
Слова: pH, absorption, purification, desalination, distillation, aeration, disinfection, filtration, chlorination, sedimentation.

Предложения:
a) The process of passing liquid through a special device, especially to remove sth. that is not wanted.
b) The process of making a liquid pure by heating it until it becomes a gas, then cooling it and collecting the drops of liquid that form.
c) The process of removing salt from sea water.
d) The process of putting a poisonous greenish gas with a strong smell into water to keep it clean.
e) The process of depositing the solid material that settles at the bottom of a liquid.
f) The process of using a substance that kills bacteria.
g) The process of a liquid, gas or other substance being taken in.
h) The process of adding a gas, especially carbon dioxide, to a liquid under pressure.
i) Parameter describing the acid-base properties of a solution.
j) The process of making sth. clean by removing substances that are dirty, harmful or not wanted.

Хорошо известна привязанность (любовь, ну или на крайняк забота) англичан к животным. 4 миллиона котов, 6 миллионов собак, 8 миллионов птиц в клетках, а также огромное количество других животных содержатся в качестве домашних в Англии. Официально зарегистрировано 50 частных зоопарков, в которых содержатся не только кошки и собаки, но и экзотические животные. В стране существует Королевское общество по предотвращению жестокого обращения с животными, которое недавно отпраздновало свой 150-летний юбилей.

1. She (was talking) about the party she (had arranged) for the children who (attended) her Sunday-school classes- 2. Emma suspected he (had arrived) at the truth years before. 3. Jack and Amelia were the only family she had ever (had). 4. She got dressed in the cotton shorts and top she (had worn) the day before. 5. Mari glanced over at the clock. It (was) nearly nine. She had  recently (learnt) to tell the time. 6. Her words had touched the core of me, and I realized with a small shock how badly I (had behaved), I (had thought) only of myself. 7. They (were) truly good friends again, closer that they had  ever (been). 8. It was lovely to hear her laugh again. He had not (heard) her laugh in years. 9. The police cordoned off the street where the bomb (had gone off). 10. The suspect denied that he (had assaulted) a policeman. 11. The prisoner (had spent) almost a month digging a tunnel before the guards (discovered) it. 12. He said he (was) awfully sorry for the things he (had done). 13. She seated herself in the chair Bill (had pulled) out for her. 14. The tense, worried expression he invariably wore, (had disappeared). Now it (was) smooth, free of pain and concern. 15. Roger guessed that she had just (made) a dreadful slip of the tongue. 16. Before the mid-nineteenth century, no dentist (had used) anesthesia.