Choose the correct articles.

… steel framework must be carefully hidden in … walls, floors and partitions.

A) the, --

Cast iron is … cheapest of … ferrous metals.

A) the, the

… lot of strong timber which we cannot see is used to make... roof.

A) a, a

… man who builds walls is called … bricklayer.

A) the, a

… carpenter is … man who does the rough woodwork of … house.

A) a, the, the

… plan of … house is drawn on to the plan of … site, ready for … builder.

A) the, the, the, the

… spaces between … foundations walls are filled with … concrete.

A) the, the, --

As … bricklayer works he often looks at … plans.

A) the, the

Copper is … best conductor of … electricity.

A) the, --

... copies of … plan are made and are given to … builder.

A) --, the, the

Doors, window frames and even … stairs all come to … building site on … lorries.

A) the, the, --

… plumbers work on all … water pipes of … house.

A) --, the, the

On tall buildings … builder may use … lift which can be moved to … different places.

A) the, the,--

Glaziers put glass in … window frames to keep out … wind and … rain.

A) the, the, the

When … walls of … house are too high for … bricklayer to reach, the first scaffold is made.

A) the, the, the

… alloy of … copper and tin is called … bronze.

A) an, --, --

… aluminium is not … new material.

A) --, a

… durability of sandstones depends very largely upon … cementing material.

A) the,the

All metals, except … mercury, are … hard substances.

A) --, --

In... absence of centralized water supply,... man can do with about 25 litres of

water... day for his various personal needs.

A) the, a, a

... plastics combine all... fine characteristics of... building material.

A) --, the, a

... first to feel... stint was... Europe.

A) the, the, --

In... pre-war period of... industrial development... running water reached millions

Of flats.

A) the,--, --

Control of … water’s purity is based on … national drinking-water standard.

A) the, a

… centralized water supply dates … back to 2500 BC.

A) --, --

… aluminium offers … bright hope for energy conservation.

A) --, a

… principal virtues of … aluminium are lightness.

A) the, --

… basic materials for making concrete are … cement, aggregate and water.

A) the, --

Cement is … most essential material and … most important one for making … concrete of high quality.

A) the, the, --

Concrete is … very building material which led to great … structural innovations.

A) the, --

Choose the correct variant.

The designer determines the size of the walls, the floor joists.

A) What does the designer determine?

Quite a lot of people work together to make the houses.

A) Who works together to make the houses?

The spaces between the foundations walls are filled with concrete.

A) What are the spaces between the foundations walls filled with?

A sanitary engineer protects the quality of water by purifying and treating it.

A) By what means does a sanitary engineer protect the quality of water?

The building of skyscrapers was started in the XIX century.

A) When was the building of skyscrapers started?

We use many building materials for bearing structures.

A) What do we use for bearing structures?

Centralized water supply dates back to 2500 BC.

A) Which water supply dates back to 2500 BC?

Wood cannot be used immediately because of the large amount of sap.

A ) Why cannot wood be used immediately?

The walls may be solid and hollow.

A) How may the walls be?

The highest beam is the called the ridge.

A) What is the highest beam called?

The workmen mix cement, sand, pebbles and water in a cement mixer to make concrete.

A ) Why do the workmen mix cement, sand, pebbles and water in a cement mixer?

Doors, window frames and even the stairs all come to the building on lorries.

A ) What do doors, window frames and even the stairs all come to the building on?

The instrument used by a bricklayer is called a trowel.

A) What is called a trowel?

All the parts of such houses are assembled on the spot.

A ) Where are all the parts of such houses assembled?

Different workmen are employed in building a house.

A) Who is employed in building a house?

Ferrous metals include iron, steel and its alloys.

A) Which metals include iron, steel and its alloys?

Stainless steel is used for cutlery, furnace parts valves, etc.

A) What purposes is stainless steel used for?

About 200 building products are now made of aluminium.

A) How many building products are now made of aluminium?

Concrete can be divided into 2 classes: plain concrete and reinforced concrete.

A ) Which classes can concrete be divided into?

The steel framework must be carefully hidden in walls, floors and partitions.

A) Where must the steel framework be carefully hidden?

The durability of sandstone depends upon the cementing material.

A ) What does the durability of sandstone depend upon?

Cement starts hardening one hour after the water has been added.

A ) When does cement start hardening?

The purified water is treated with chlorine.

A) Which water is treated with chlorine?

The builders construct aqueducts to store and transport water for populated areas.

A ) For what purposes do the builders construct aqueducts?

After winning the match, we decided to celebrate the victory.

A) When did we decide to celebrate the victory?

All metals have specific metallic luster.

A) What kind of luster do all metals have?

In modern construction timber is often used for window and door frames.

A ) What purposes is timber often used in modern construction for?

The art of making any structure in stone is called stone masonry.

A) What is called stone masonry?

We can easily lift great loads by means ofelevators.

A) By what means can we easily lift great loads?

Glaziers put glass in the window frames to keep out the wind and the rain.

A ) Why do glaziers put glass in the window frames?

The spaces between the foundations walls are filled with …

A) concrete

… measures the plot of land or site and makes a plan of it.

A) a surveyor

The highest beam is called ….

A) the ridge

The stability of a structure depends on …

A) the framework

The foundation work is finished by providing ….

A) anchoring sills

The top covering of a buildig is called....

A) the roof

An alloy of copper and tin is called ….

A) bronze

The principal virtues of aluminum are … combined with strength and freedom from corrosion.

A) lightness

Water and air pollution problems are … in nature.

A) international

The purified water is treated with ….

A) chlorine

The workers didn’t finish their work in time, …?

A) did they

… is the man who does the rough woodwork of the house.

A) a carpenter

. … is the part of a building on which the walls rest.

A) the foundation