Since the Great Depression of the 1930’s, social programs such as Social Security have been built into the economy to help avert severity business declines.

The right to vote granted to women after only the adoption of the 19th Amendment in 1920.

The examination was very difficult, _______ very few were able to pass.

Natural fiber comes from_______ animal or plant.

Until recently, photocopy machines were regarded strict as business and professional office equipment that required a lot of expensive service

Economists have tried to discourage the use of the phrase “underdeveloped nation” and encouraging the more accurate phrase “developing nation” in order to suggest an ongoing process

The coal is the world’s most abundant fossil fuel.

Marie Curie, a famous Polish physician, won the Nobel Prize when she discovered the radioactive metals Radium and Polonium.

She's not only beautiful_________ intelligent.

Education is desperately needed in many countries where a high percentage of the population are illiterate

Water ice, and snow play a role in affecting an Earth’s rotation .

Every city in the United States has traffic problems because the amount of cars on American streets and highways is increasing every year

The refugees are very much upset because they have been deprived from their homeland and their families.

_______ pipelines are expensive to build, they are relatively cheap to operate and maintain.

There is the very real possibility that these animals could panic, frighten and would break away, should there be a sudden loud noise.

He was very young and had no experience of that type of work ,__,he was not given the post.

One decibel, which is a unit of relative loud, is the smallest amount of change detected by the human ear

The two kilograms of drugs which the police have seized is only the tip of the iceberg. They fear that far more are being smuggled and distributed

Please don’t ______ a word of this to anyone else, it’s highly confidential.

The attribution of human characteristics to animals or inanimate objects appears in the mythologies of many cultures is a literacy device called anthropomorphism

_______his physical handicap, he  has become a successful businessman.