Doctors believe there is better in this modern world of ours to try to prevent illnesses than to rely on medicines to cure them.

To reduce pollution, we have to stop using many things that makes our life comfortable.

Neither William or his brother stole the rambutans from our orchard.

Mary and her sister just bought two new winters coats at the clearance sale.

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

The chemistry instructor explained the experiment in such of a way that it was easily understood.

Would you mind showing me how working the lift?

Air pollution, together with littering, are causing many problems in our large, industrial cities today.

She did not know where most of the people in the conference was from.

Unlike the old one, this new copier can perform their functions in half the time.

Although caffeine is a moderately habit-forming drug, coffee is not regarded as harmfully to the average healthy adult.

If I could speak two languages last years, I would have got a good job.

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

People are not allowed enter the park after midnight because of lack of security.

People in every part of the world readily and easily communicates by means of electronic mail.

Robots in the home might not be enough creative to do the cooking, plan the meal and so on.

In most countries music songs are deeply personal and deal with themes of love, lonely, and separation.

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

A child of noble birth, his name was famous among the children in that school.

These snakes will not cause you any serious harm. They are harmful.

When a patient's blood pressure is much higher than it should be, a doctor usually insists that he will not smoke.