The bite of the Black Widow spider can be very inflammatory to the affected nerve hospitalization may be required.

Although Kate saw no link between two crimes, but she thought that there was only one murde

The rock formations in the Valley of Fire Nevada has been worninto many strange shapes by the action of wind and water.

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

The strength, size, and surefootedness of the Hama make its as excellentcy beast of burden in mountainous regions today as it was the past

Nylon, a synthetic done from a combination of water, air and a by product a coal, was introduced in 1938

The machinery we sell is assembling in this country, but most of the parts come abroad 

Choose the word which has a different stress pattern from the others.

Identify the error in each sentence: If I had breakfast, I would not have been so hungry.

The accounting supervisor was unpleased to learn that the budget report would no finished by time.

The first vaccine developed was used to combat and fight a smallpox, a disease resulting from infection by a virus.

As a child grows on, its physical health is affected by  many elements in, water and food

When there are low sales, companies often decide developing new products.

Because of its vast tracts of virtually northern forest, Canada has one of the lowest population density in the world.

Alike other forms of energy, natural gas may be used to heat homes, cook food, and even run automobiles

Mutualism is relationship between animal species which in both benefit .

Electronics Superstore has announced that it will have closed early for the upcoming holiday week.

In purchasing a winter coat, it is very important for trying it with heavy clothing underneath.

He never drinks wine, _________?

He had so a difficult exercise that he couldn’t do i.

Dwelling primarily in the ice Northern Polar seas,  whales are characteristically small, white, agile, and elusive