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

In the sixteenth century, Francois Vieta, a French mathematician, used the vowels “a”, “e”, “i”, “o”, “u” to represent a unknown number.

Choose the best option to complete the following sentences.

A ______ is the member of a family who earns the money that the family needs.

Every scientist knows that gravity is the force that maintains the earth and the planets in its orbits around the Sun.

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

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.

Choose the best option to complete the sentences: Lan's studying modern Japanese language and _______.

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

Choose the best answer: 
She enjoys _______  ___________ her health.

The bold way in which Margaret Mead defined the terms “family” – based as much on choice as on biological relationship – is possibly the most enduring of her legacies.

They usually took a tree back with them and put it on the centre of the village.

Mark the letter A, B, C or D to indicate the correct answer to each of the following questions.

Trying to use a _______ dictionary less and switching to a monolingual one can help you to stop translating in your head when you are speaking or listening.

Americans annually import more than $3 billion worthy of Italian clothing, jewelry, and shoes.

Co Loa was the capital of Early Ngo Dynasty, ___________ in fact it only existed with the proper function of a capital in 6 years under Ngo Quyen’s reign.

The government will soon _____ the problem of inequality in wages.

A number of the Pacific Islands are volcanoes that have pushed up from the ocean floor, the others are the tops sunken mountain ranges.

Most presidential candidates have their names print on the ballot in the New Hampshire primary election because it is customarily the first one in the nation, and winning it can give a good chance to be nominated by their parties.

Researchers in economics, psychology, and marketing can help businesses.

Find the mistake: More girls (A) should being (B) chosen to represent (C) us in the (D) School Youth Union.

For many years, scientists studying the effects that the sun has on human skin.

Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.

Since changing the way of production, many craftsmen have voluntarily joined together to form _______.