In 1984, the government knows everything that everyone does.

Each surveillance camera in Britain can watch 14 people.

Britain has fewer surveillance cameras than France.

There are surveillance cameras at sports events in Britain.

Criminals say nothing when they are caught by the police.

British police have used surveillance cameras to find killers.

A sign on a house about video cameras might not be true.

The Poseidon system had been working in the pool for less than a year.

Norman Siegel is concerned because nobody wants to vote.

When there are many police officers on the streets, it can __________ crime.

Can you __________ what will happen in five years?

The police must __________ the fans at a football game.

__________ transport is very expensive in some cities.

She threw the stick into the river and it __________ to the bottom.

Dad __________ a car alarm so that no one could steal his taxi.