On no account ____ in the office be used for personal materials.

From the four words or phrases (A,B,C or D), choose the one that best completes the sentence.

The dog's ears …….. as he heard footsteps outside the house.

Life expectancy has increased a great deal in spite of modern science and technology.

Nowhere he could find a good place to study, so he returned to his dorm.

People who exercise regularly are less likely to develop heart disease than is those who do keep fit.

The new manager laid down very strict rules as soon as he had ________the position. 

It spent a short time to travel to the skiing resort but in the end, we got there.

Duke University in North Carolina has an outstanding collecting of documents concerning Southern history.

Dinosaurs are traditionally modified as cold-blooded reptiles, but recent evidence based on eating habits, posture, and skeletal structural suggests some may have been warm-blooded.

In the beginning, radios cost much more than they do today because they turned out quickly and expensively by hand.

Beyond ______ stars, the astronaut saw nothing but ____ space A. the, the B. the, the C. Ø, Ø D. the, Ø 

She only reads books for___________.

American pioneers did water systems from logs with holes bored through their centers.

According to classical musical tradition, the term “sonata” is given to those works are written for solo piano or for solo wind or stringed instrument.

Identify the error in each sentence: Edith Rossevelt was devoted mother of a child of five, as well a gracious hostess

You have to use a magnifying glass so that to see some of the minute details.

Identify the error in each sentence: Never before has many people in the U.S been interested  in soccer.

Choose the best answer:

............................ play badminton?

The direct sources of fresh water in lakes are rain, melted snowy and ice

His illness made him ................. of concentration.

Two thousand years ago, most of Western Europe was populated by a fierce, strong, artistically people known as the Celts.