Упражнение 4. Подобрать предложения из раздела A, корреспондируемые предложениями из раздела B

Подобрать предложения из раздела A, корреспондируемые предложениями из раздела B. В пояснениях по каждой паре указать использованное время залог.

А.

1. She's been away on business since last week.

2. Metal expand when heated.

3. The loop returns to the boiler for reheating.

4. A heat exchanger is for exchanging heat.

5. Water is heated by gas burners.

6. A grass box is used to store the clippings.

7. Respirators should be worn in dusty conditions.

8. The discovery of the electron was followed by investigation of its properties.

9. This building will be completed very soon.

10. Plastics can lie softened and moulded into useful articles.

B.

a. I haven'tseen him for several years.

b. The Central Hunk raised / lowered interest rates by a quarter of one percent (0,25%).

c. The impeller is rotated to achieve airflow.

d. Safety helmets should be used where there is a danger of falling objects.

e. The rate of the reactions was influenced by many factors.

f. The experiments will be completed by the end of the week

g. Gold water from the radiators returns to the boiler.

h. Plastics can be moulded into plates, car components, and medical aids.

i. A hover mower is for cutting grass.

j. The hot water is pumped through a diverter value.

Упражнение 5.

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