4. Определите, какой частью речи являются следующие слова и переведите их

Set (1 абзац), two (1), level (2), throughout (2), escaping (3), curved (4), rubbed (4), accurately (4), core (5), acceptable (5), pre-coloured (5), stucco-like (5).

5. Подберите эквиваленты к словосочетаниям, обозначенным цифрами

extra strength	стальной стержень
steel rebar	испарение влаги
moisture evaporate	определенные пустоты
lateral strength	дополнительная прочность
certain voids	горизонтальная прочность

6. Сопоставьте слово и определение

artistic	showing imagination and skill.
complex	of no exceptional ability, degree, or quality; average.
ordinary	possessing or exercising skill; expert.
skillful	composed of two or more units.
certain	established beyond doubt or question.

7. Определите, являются ли данные высказывания правдивыми или ложными

1) The bricks must be carefully bonded in order to provide a good mortar.

2) Bricks have lower water absorption than concrete blocks.

3) Cavity walls do not prevent heat escaping from the building.

4) The bricklayer has to be skilful to keep each layer of bricks horizontal.

5) Concrete blocks are used for the walls of industrial buildings.

6) Surface-bonding cement does not make a wall stronger.

8. Соотнесите фрагменты предложения так, чтобы смысл высказывания не был нарушен

The pointing or finishing of mortar joints	a) the bricks are set in mortar.
These cavity walls	b) particularly at corners, wall-ends, and openings while other voids are left empty.
When a wall is built of bricks	c) the bricklayer has to shape the bricks in order to fit them together.
certain voids are designated for filling and reinforcement	d) affects the appearance and the weather resistance of the wall.
When bricks are built in curves,	e) help moisture evaporate better than solid walls.

9. Пользуясь содержанием текста, ответьте на вопросы

1. What does mortar consist of?

2. How must the bricks be arranged?

3. How much space is there between the outer and inner wall?

4. Are concrete masonry units much smaller than ordinary bricks?

5. What can be embedded in horizontal mortar joints of concrete block walls?

6. Do outer walls of buildings often consist of an outer and inner wall?

7. What is the primary structural advantage of concrete blocks in comparison to smaller clay-based bricks?

8. Blocks of cinder concrete often receive a stucco surface for decoration, don’t they?