Commercial airliners do not fly in the vicinity of volcanic eruptions because even a small amount of volcanic ash can damage its engines.

Drying food by means of solar energy is an ancient process applying wherever climatic conditions make it possible.

Students suppose to read all the questions carefully and find out the answer to them.

He was so careless that he left the work half doing and went to the cinema.

I found my new contact lenses strangely at first, but I got used to them in the end.

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

Tom’s jokes are inappropriate but we have to put up with it just because he’s the boss.

Neither the Minister nor his colleagues has given an explanation for the chaos in the financial market last week.

It was on 12 April, 1961 when the first human, a Soviet cosmonaut, flew into space.

Works are written by Vladimir Nabokov often contain heroes and heroines who have lived in many places.

All the candidates for the scholarship will be equally treated regarding of their sex, age, or nationality.

To everyone's surprise, it wasn't in Bristol which he made his fortune, although t hat’s where he was born.

In many places in the world, social or religious restrictions which prevent women from travelling freely.

We will have a fund-raising dinner at Rex Hotel tonight.

If you have some sufficient knowledge of English, you can make yourself understand almost everywhere.

After analyzing the steep rise in profits according to your report, it was convinced that your analyses were correct.

Fruit and vegetables should be carefully washed whether eaten fresh or cook.