They are known that colds can be avoided by eating the right kind of food and taking exercise regularly.

I never take an umbrella_______ it's raining heavily.

You must tell him where you are going_______ when you will be back

Georgia has too many types of soil that virtually any temperate-zone crop can be grown there.

Unexplode bombs buried deep in the ground have been found in the construction site opposite of the City Hall.

The medical science began with the Greek Hippocrates, who earned for himself the title of father of Medicine

Consequently the kit fox is an endangered species, wildlife experts in the California desert are using carious methods to protect it.

All employee will be given an electric badge for entrance and exit purposes.

The product you bought at the lower price is more interior than the one that we sell at a slightly higher price.

Two thousand years ago, most of Western Europe was populated by a fierce, strong, artistically people known as the Celts.

The number of students in this class …………. limited to thirty.

Engines used in space shuttles are much larger and more strong than the ones used in jet planes.

For many years, scientists studying the effects that the sun has on human skin.

The pioneers raised com as their chief crop because they kept well in any season and could be used in many ways.

You must leave at once, ________ you miss the train.

Have you really go not money_______ the fact that you've had a part time job this term?

The ancient Romans used vessels equipped with sails and banks of oars to transporting their armies.

Take a map with you _______ you lose your way.

Geography is a very interesting subject; _______ very few people study it thoroughly.

The local economy which once used to be in crisis now depends to a great extent on menial jobs provided by the recent development of ecotourism.

I couldn't unlock it_______ I had the wrong key.