Hardly did he enter the room when all the lights went out.

Working provide people with personal satisfaction as well as money.

Her weigh has increased remarkably since she began receiving treatment.

Teddy Roosevelt demonstrated his competitive spirit and tireless energy in 1905 whenever he led the Rough Riders up San Juan Hill.

He passed the exams with high scores, that made his parents happy.

English is speaking in many countries in the world.

My father asked me where had I gone the night before.

Each of the beautiful cars in the shop was quickly sold to their owner.

The man for who the police are looking robbed the bank yesterday.

The shopkeeper warned the boys don't learn their bicycles against his windows.

In very early times, people around the fire were entertained by storytellers with stories of heroes’ wonderful actions and victory.

The Red Cross organizes and leads relief assistance missions after natural disasters such as floods, tsunamis, earthquakes, and homelessness.

Most bothersome flies belong to the family Sarcophagidae and are popular known as flesh flies because the larvae feed on flesh.

Although most species of small birds gather in groups at feeders provided by bird-watchers, the bright red cardinals usually appears alone or with its mate.

The developing of the submarine was hindered by the lack of a power source that could propel an underwater vessel.

The Commitments of Traders Report is released by the Commodity Futures Trading Commission on eleventh day of each month.

Ecologists are trying to preserve our environment for future generations by protecting the ozone layer, purifying the air, and have planted the trees that have been cut down.

When she heard the news, she got so a shock that she dropped her glass.

Dinosaurs became extinct millions of years ago because of the earth's climate changed drastically.

In a federal form of government like that of the United States, power is divided between the legislative, executive, and judicial branches.

The children next door are a real nuisance. Their football is always coming on the fence and damaging the flowers in my garden.