Before the Industrial Revolution come to America, the vast majority of the population had lived in rural area.

Some jellyfish make daily journeys from deep water to surface and back, while others migrate horizontal

Because it is a healthy way to exercise, aerobic dancing is considered as an excellent method for reasion.

It looked dark _    it was going to rain.

The village that I was born and grew is situated on the Red River.

You pay about $50 per person and can having dinner,breakfast there

Early radio was called the “wireless” because radio invisibly waves to carry information

Genetic engineering is helping researchers unravel the mysteries of previously incurable diseases so that they can get to its root causes and find cures

Many small islands in the Indian Ocean are threatened by raising sea levels.

It would be both noticed and appreciating if you could finish work before you leave

The abilities to work hard, follow directions, and thinking independently are some of the criteria for success n the workplace.

Why didn t you give me a call yesterday? We  .................  discuss everything together.

After Allan had searched for twenty minutes, he realized that his jacket had been laying on the table entire time

In about, experimental psychologists have devoted more research learning than any other topic.

No decision will be made about my future appointment until all suitable candidates had been interviewed

New uses for plastics were found during the 1950’s and 1960’s in medicine, space, research, industrial, and architecture

The way a child plays with other children reveals a lot about the child’s emotional develop.

A thunder usually follows lightning by five seconds for every mile between flash and the observer.

Choose the best answer to complete the following sentences: Gagarin was the first person to eat and drink in zero gravity.

Florida, named by the Spanish exploration Ponce, is one of the fastest growing places in the United States.

Even the most discriminating gourmet will agree that food in the south is as good as any other regions in country.