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

You have to make up your mind fast, __________ you slip the best opportunity.

Although ferns lack flowers, they do have leaves, stems, and root.

Choose the letter A, B, C, or D to show the underlined part that needs correction:

(A) Could you please look (B) at my children (C) when I’m (D) away?

Concord used to be _______ passenger plane in the world

That investors in the stock market enjoys increases and suffer declines is simply a fact of the financial market, and a smart investor is not too excited about the former or crestfallen about the latter.

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

Hoang Ngan: “What do you think about tourists in our country?”

       Dick: “_____________”

The ____ of women in the labour market in Iceland is one of the highest in the world.

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

Thousands of acres of forest are being cut down every year and the ______ of many animals are being destroyed.

The most common form of treatment it is mass inoculation and chlorination of water sources

The Unita Mountains of north-eastern Utah are the only range of mountains in North America that runs from East and West for its entire length .

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

Choose the best answer to complete each of the following sentences: 

This is the man _____ will help us with the project

New uses for plastics were found during the 1950’s and 1960’s in medicine, space, research, industrial, and architecture

Choose the best option A, B, C or D to make meaningful sentence: "When you go out in the hot sun, you ______ always put cream on your skin to avoid getting sun-burnt."

The most substances expand in volume when they are heated.

Bats use echoes of their own high – frequency sounds to detect food and avoiding obstacles.

Because silk is the strongest of all natural fibers, ranking in strong with the synthetic fiber nylon, its delicate look and fell are deceptive.

The Egyptians first discovered that drying fruit preserved it, made it sweeter and improvement its flavor

One of the greatest of mountains climbers , Carl Blaurock was the first to climb all of the mountains higher than 14,000 feet in the United States.

Dislike us, they are not very interested in sports and fitness activities.

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

__________ he is tired, he can't work longer.