In the early days of development, jet engines used numbers of fuel

Internet , definitely causes some in society , however, it surely provides many benefits as well.

These burgers look good, ________?

While the sun is the major source of ultraviolet rays, it is not source only

The discovery of the antibiotic penicillin in 1928 has not produced antibiotics useful for treatment of infectious diseases until 1940.

Mosquitoes are such fast breeders that it is almost impossible to control them either by draining areas where they breed or to spary them with pesticides

Now I _    all day, so it doesn't matter.

At the awards banquet, philanthropist was recognized for his generosity and careful in aiding the poor

Anyone reproducing works without permission of the holders of the copyrights are breaking the law

Intelligence, education, and experience all helps to shape management style.

Of the much factors that contributed to the growth of international tourism in the 1950s, one of the most important was the advent of jet travel 1958.

The midnight sun is a phenomenon in which the Sun visible remains in the sky twenty-four hours or longer

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

Not one in one hundred children exposed to the disease are likely to develop symptoms it.

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

Due to the government’s policy, some farming are have been abandoned.

In 1991, Antonia Novello, Unites States Surgeon General launched several programs to address particular problem that young people have.

The vase has same design, but it is different shaped from that

He never drinks wine, _________?

Bacteria are responsible of many of the textures and flavors in food and are particular important in milk products.

.............. hard he has worked, he hardly supports his family of ten people.