THE ELECTRIC REVOLUTION

In ..............areas especially, we can be surrounded by noise and activity but speak to no one

• rural

• urban

• modern

• quiet

The cost of solar, wind, and other forms of ..................... energy is getting cheaper.

• renewable

• non-renewable

• expensive

• cheap

A .................. is a machine with an engine, such as a bus, car, or truck, that carries people or things from place to place.

when no gas is sent out into the air.

The new road schemes include a ...................between the two cities.

• space

• gap

• link

• convert

Another threat to the electric vehicle is the advances in the .........................of petrol engines

• efficient

• efficiency

• efficiently

• inefficiency

He suggests it would be better to carry on with the ......................system

• existent

• existence

• exist

• existing

The government must ...................... consumers are getting their energy at a fair and affordable price.

• ensure

• make

• sure

• claim

a machine or an unreal person that is controlled by a computer and does jobs automatically

The nineteenth century witnessed a .......................... in ship design and propulsion.

• combination

• city

• revolution

• achievement