Geologists find it useful to identification fossils in a rock sample because certain assemblages of species are characteristic of specific geologic time periods.

Yogurt contains a higher percentage of lactic acid than another fermented milks, and it is rich in B-complex vitamins.

He said “Good morning” in a most friendliness way.

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

If you get _______ when speaking, take two deep breaths before you say something.

Consequently the kit fox is an endangered species, wildlife experts in the California desert are using carious methods to protect it.

Mark the letter A, B, C, or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions:

The aim of these courses are to improve students’ language skills.

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

English is _________ all over the world.      

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

This place is _______________ than that one. (safe)

Lightning rods are used for to direct intense electrical bursts into the ground instead of into buildings and people.

In human beings, as in other mammal, hairs around the eyes, in ears and in the nose prevent dust, insects, and other matters from entering these organs.

Mark the letter A, B, C or D to indicate the correct response to each of the following exchanges

‘Thanks for giving me a ride to work today.

‘________ I was heading this direction anyway.’

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

They decided to go__________ the danger.

Do you think what people have smoked less and less?

Paul ________ with us for about nine days.

It was near end of prehistoric times that the first wheeled vehicles appeared.

To survive, most birds must eat at least half their own weigh in food every day.

Hoover Dam in Nevada is a multi purpose structure that provides flood control, hydroelectric powerful, and drinking and irrigation water.

As our new furniture will deliver on Monday morning, I’ll have to stay at home to check that it was not damaged during transmit.

A seismograph oscillation of the ground caused by seismic waves, vibrations that travel from its point of origin through the Earth or along its surface.

There is the very real possibility that these animals could panic, frighten and would break away, should there be a sudden loud noise.

A 1971 U.S government policy not only put warnings on cigarette packs but also ban television advertising of cigarettes.