Do you ever feel that life is not being fair to you because you cannot seem to get the job where you want or that really suits you?

In that age of computers, it is difficult to imagine how tedious the work of accountants and clerks must have been in the past.

Scientists believe that by altering the genetic composition of plants, it is possible to develop specimens that are resisting to diseases and have increased food value.

For many years, people have wondered that life exits elsewhere in the universe.

Nutritionists recommend that foods from each of the four basic groups be eaten on a regularly daily basis

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

Agronomists study crop disease, selective breeding, crop rotation, and climatic factors, as well soil content and erosion.

Because helicopters are capable of hovering in midair, they are particularly useful for rescue missions, military operates, and transportation.

A nation's balance of trade is considered unfavorable if it ______________ more money on imports that it gains from exports. 

Although usual living on or under rocks or on coral reefs, marine snails have been observed in a great various of habitats

The intent of the Historical Society is to restore old buildings and the increase of interest in the history of the area.

The symptoms of diabetes in the early stages are too slight that people don’t notice them

From now on , we’re going to study really hardly and make sure we will pass the exams.

It is difficult to get used to sleep in a tent after having a soft comfortable bed to lie on.

You aren't doing your homework,  _    ?

Disease is not as widespread than before because of better preventive medicine and vastly improved nutrition.

There is not equivalent to this word in any other language.

I’m just going to the shops; if anyone rings, tell them I will be back for a few minutes.

If it is kept dry, a seed can still sprout up to forty years after their formation

I work in a large office with about thirty other people, most of whom I know quite well enough.

The first vaccine ever developed was used to combat and fight a smallpox, a disease resulting from infection by a virus.