The authorities are worried about the increase of drug abue

Books and magazines ..................  around made his room very untidy.

We are doing _____ our kitchen today and we could do _____ more paint. 

When a pearl is cut in half and examined under microscope, but its layers can be seen.

Do it right now, ______?

When a simple action such as lifting one’s arm is performed, the work is divided between three different muscle groups

No one knows this answer, ________?

Choose the word or phrase among A, B, Cor D that best fits the blank space :
If boredom …….., there are plenty of windows from which to admire the ever-changing scene as the International Space Station orbits the planet every 90 minutes.

Despite of many attempts to introduce a universal language, notable Esperanto and Idiom Neutral, the effort has met little success.

It is said that the government is about to make the go ahead to plans for the building of a new runway Londons Gatwick airport

The Secret Garden, it is a book written years ago for children, has become popular among adults in film version.

One decibel, which is a  unit of relative loud , is the smallest amount of change detected by human ear

Our tomatoes are ripen nicely, they’ll be ready to eat about a week

The plants which ................ in the living room need a lot of water.

The discovery of the antibiotic penicillin in 1928 has not produced antibiotics useful for treatment of infectious diseases until 1940.

The discover of gold and silver in rugged mountains of Nevada in 1858 attracted many fortune-seekers to that area.

Dinosaurs became _________millions of years ago.

The Homestead Act of 1862 granted 160 of land for any settler who would spend fiveyears on the land

Unfortunately, much of the early history of Zimbabwe is still unknown, for example, we know a little about early patterns of settlements.

___________in 2001 that the World Trade Center was destroyed.

Her application for a visa was turned down not only because it was incomplete and incorrectly filled out but also it was written pencil