In Sociology of Science, now considered classic, Robert Morton discusses cultural, economy and social forces that contributed to the development of modern science.

P.T. Barnum opened his own circus in 1875 and becomethe most famous showman of time 

Lewis and Clark had been gone for such long on their expedition that many thought they dead.

The majestic Rocky Mountains stretch each way from Mexico to the Arctic.

No one would have attended the lecture if you told the truth about guest speaker

The early periods of aviation in the United States was marked by exhibition flights made by individual fliers or by teams of performers country fairs.

Gothic Revival architecture has several basic characteristics that distinguish it othe nineteenth-century architectural styles.

He gave up his job _    he earned much money.

The workers are building new bridge which is 150 meters in high.

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

Until Hollywood invented him, Leonardo DiCaprio was practically unknown

Sawfish are shark-like fish have “saws” of cartilage set with two rows of teeth on snouts

It is said that the government is about to make the go ahead to plans for the building of a new runway Londons Gatwick airport

One reason birds have been so successful is because of their able to escape danger quickly

A pack of wild dogs ………… frightened all the ducks away

She got up when the alarm went _____. 

He warned me to make an eye on my luggage that place was full of thieves

There is evidence that the caribou originated into North America and crossed over all land bridge into Asia and evolved into Old World’s reindeer

My city stops the flow of water, creating a reservoir and raise flow of water.

Find the word which has a different sound in the part underlined.

A: “May I take this CD to my room, please?” B: “_________________”.