In the 1840s, Joseph Henry made discovery of electromagnetism.

The average salt content of seawater is more three percents .

Most types dolphins live at less twenty-five years, and some species may reach 50 years of age

Polio, one of a group of spinal inflammations, causes fever and paralysis often resulting in disabled and deformity.

Two thousand years ago, most of Western Europe was populated by fierce, strong, artistically people known as the Celts.

Ethics is the branch of philosophy that deals with values of life in a coherent, systematic, and science manne

Since fireworks are dangerous, many countries have preventing business to sell them.

Everyone who has traveled across the United States by car, train, or bus are surprised to see such a large expanse of territory with such variation among the lifestyles of the people.

There has been widespread public opposition against the plan for a new road.

He wasn't able to cope _____ the stresses and strains of the job.

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

Water power gives energy without_________.

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

This multi-sport event is an occasion when friendship and _____ are built and promoted.

Basic elements of public-opinion research are interviewers, questionnaires, tabulating equipment, and to sample population.

Student must make up their own study list of the classes he is going to take at the beginning of the quarter.

Choose the word or phrase among A, B, Cor D that best fits the blank space :
There is a wide choice of leisure activities so crew members are …….. to take along their personal choice of entertainment.

The homes created by  legendary architect Frank Lloyd Wright are still viewed as uniquely, innovative, and valuable.

In pools, goldfish are not just ornamental; since they feed on mosquito , they are also benefit

Playing for the national team for the first time was forgot experience for Hong Son

Since the average age of families has fallen, therefore more and more women have been able to join the labor force.