Solar panels use (a)   (able to be used again or easily replaced) energy from the sun.

The (a)   (basic services like water, electricity, and heating) in the new apartment work perfectly.

Workers set up (a)   (a temporary structure on the outside of a building) around the building to do repairs.

A heavy (a)   (a long, sturdy piece of wood or metal used to support buildings or structures) supports the ceiling.

The carpenter installed a (a)   (a piece of wood or metal that supports the floor) under the new floorboards.

Scientists are trying to (a)   (to control and use the natural forces of the world) wind energy more efficiently.

The new (a)   (a place where electricity is produced) was built to meet the city's growing energy needs.

The rainwater flows into the (a)   (a channel along the eaves of a roof for carrying off rainwater) during storms.

This new method is more (a)   (achieving maximum productivity with minimum wasted effort) than the old one.

The machine can (a)   (to change something into a different form) sunlight into electricity.

The engine is designed to (a)   (to produce or create) a lot of power with little fuel.

We used (a)   (a mixture used for coating walls and ceilings) to repair the cracks in the wall.

The ancient (a)   (a large, impressive building) was built hundreds of years ago.

• She bought a small (a)   (a small piece of land) of land to build a house on.

The (a)   (the effect or influence of one thing on another) of the new policy was felt immediately.

The kettle started whistling as the (a)   (water vapor) began to escape.

The (a)   (the regular rise and fall of the sea) was unusually high today.

The walls of the old house were made of (a)   (a type of building material made from earth, water, and organic materials; similar to brick but not burnt).

The area is primarily (a)   (designed for people to live in) with many houses and apartments.

The (a)   (a skilled worker who makes or repairs wooden objects) crafted a beautiful table.

All the (a)   (small parts and equipment in a house) in the bathroom were replaced.

They moved from the city center to the (a)   (areas outside the city center but part of the metropolitan area) for a quieter life.

We had to call a (a)   (a person who installs and repairs water pipes) to fix the leak in the kitchen.

He used a long (a)   (a flat piece of timber; polish: deska) to build the garden bench.