Bronze, after being heated by a strong flame, will change color, especially when exposure to hydrogen.

In the 1920s, Tulsa had a higher number of millionaire than any other U.S. city .

When radio programs became popular, approximately around 1925, many people stopped attending movies.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

I haven't seen Tom__________ he gave me this book.

Despite the disappearance of the Mayan Empire, there are still Mayans in the region that they once inhabited

The number 8.5 is an example of a “mixed number” because it is composing of an integer and a fraction.

Depending on many factors, including climate, mineral content of the soil, and the permanency of surface water, wetlands may be mossy, grassy, or covering with shrubs or trees.

Choose the best option A, B, C or D to make meaningful sentence: "She will help you - she just needs ____ bit of gentle persuasion."

Although there are more than 2,000 different variety of candy, many of them are made from a basis boiled mixture of sugar, water, and corn syrup.

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.

Choose the letter A, B, C, D to indicate the correct answer to each of the following questions:

These exercises must_________ by my students.

Algebra is the branch of mathematics concerned with operations on sets of numbers or other elements that are often represented at symbols

Efforts__________ to offer all children equal access to education.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

The play was very long, but there were two_________.

The news today are always full of stories about people who are unhappy.

Your watch is _______ mine. Yours is 300 dollars and mine is 200 dollars only.

Find the ONE among the underlined and marked A, B, C, D in each of the following sentences that needs correcting:

They had to sell their house because of they had been broken

In my company only executives are eligible ________ share option schemes.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

_________ I am aware, this is the last talk on the topic.

The Vermont Elememary Science Project, according to its founders, are designed to challenge some of the most widely held beliefs about teaching.

Choose one word or phrase marked A, B, C, or D that best complete the preceding sentence:

The boy always does his homework before class__________.