Per capita income is a nation’s entire income dividing by the number of people in the nation

Even the smallest pulley can be done stronger by adding wheels to its system to create more leverage

What did you eat for........... breakfast this morning. 

As the marathon runner reached the half-way mark, he, being hot and was soaked with perspiration, stopped to rub himself down with a towel.

John announced that he could not longer tolerate the conditions of the contract under which he was working.

Vaslov Nijinsky achieved world recognition as both a dancer as well as a choreographer

Located in Canada, the Columbia Ice field covers area of 120 square miles and is 3,30 feet thick in some places.

Migration of animals be initiated by physiological stimuli such as reproductive changes, external pressures such as weather changes, or a combination of either types of changes.

You are listening to music, ...................  ?

To assure the safely of those workers who must handle radioactive materials, the employer should not leave them enter contaminated areas without protective clothing.

One of the four underlined parts marked A, B, C, D in each sentence is not correct in standard English. Identify them: 

If I am 10 centimeters taller, I would play basketball. 

Vitamin E, which is found in nutritious foods such as green vegetables and whole grains, action as an antioxidant in cell membranes.

Choose the best option:

Human beings have ____ great influence on _____ world.

...........Lake Erie is one of five Great Lakes in ........... North America 

The dentist gave me a check-up and then telling me I needed two teeth.

He seldom goes to the park, _    ?

Last night there was .......... singing outside my house. 

AIDS can be transmitted by practicing unsafe sex and receive tainted blood from one who is already infected.

Don’t tell me I’m addicted to smoke if I only have three cigarettes a day!

____, please paint the windows before you leave. 

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