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

When T.S. Eliot’s “The Wasteland” appeared in 1922, critics were divided as to how good it was written

Today successful farmers are experts not only in agriculture, but also in market, finance, and accounting.

Choose the best answer:

We ..................... the UFOs yet.

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I had my hair________by my brother.

She has worked asasecretary                    she graduated fromcollege.

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

________of my friends are very good at mathematics.

Identify the error in each sentence: It’s difficult to find others workers who are willing to work such long hours

Choose the best answer:

How much does that watch ......................?

In life ___can make a mistake ; We’re all human .

First raise your right hand, and then, you should repeat after me.

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

Choose the best answer:

She doesn’t like going ............... in the sea in summer.

Scuba diving is usually carried out in the ocean in that people can explore the underwater world.

Many young people lack of the skills, good education, and finance to settle in the urban areas where most jobs are found.

My father's hours became more irregular; sometimes he stayed in... house in .... morning and sometimes both he and my mother were out all ……day.

As the numeral of older people increases, services for the elderly will soon represent one of the fastest-growing areas of employment.

Mark the letter A, B, C, or D on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions.

A. westernize B. officialdom C. division D. millennium.

About 200 million years before, all the continents were part of one vast land mass called Pangaea.

After a while, the track we have been followed became thick undergrowth.

Ten decibel, which is a unit of relative loud, is the biggest amount of change detected by the human ear.