She sighed with relief when she found out that she has passed the test

It was near end of prehistoric times thatfirst wheeled vehicles appeared.

The number time he spends gardening is increasing every day.

Materials that of clay are among the ancient articles and have played a vital role in human civilization.

The Humber River and its valley form a major salmon-fishing, lumbering, hunting , and farmer region western Newfoundland, Canada.

Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each of the following questions: On Sunday mornings, I either go shopping or staying at home and read books and newspapers

It sends copies of letters and pictures from one machine to another, called a …………machine.

We didn’t eat here last week, ____ we?

Without any hesitation, he did decision not to take the course

___________in 2001 that the World Trade Center was destroyed.

Floyd Bennett was a pilot for two of the Arctic expedition of the 1920’s and the first pilot to fly over North Pole.

Nitrogen must be combine with element such as Hydrogen or Oxygen to be useful in agriculture or industry.

The American anarchist Emma Goldman infused her spirited lectures, publishes, and demonstrations with a passionate belief in the freedom of individual

The medical problemsparents and their children tend to be very similar to because of the hereditary nature of many diseases

She never wears ordinary cloths when she does gardening, aspecially during autumn

Forgetting something usually mean an inability to retrieve the material that is still stored somewhere in the memory.

Many deaths associated with fires are not actual caused by the flames, but are rather result of asphyxiation resulting from the decreased oxygen supply in burning buildings .

Many of the population in rural areas is composed of manual workers

Unlike running race, race walkers must always keep some portion of their feet in contact with the ground.

The direct sources of fresh water in lakes are rain, melted snowy and ice.

One inventor that Thomas Edison can take credit for is light bulb.