Nylon, a synthetic done from a combination o water, air and product a coal, was first introduce in 1938

Jim didn’t have a house and a car, for he was jobless for long time

Unlike many writings of time she was not preoccupied with morality 

Unexploded bombs buried deep in the ground have been found in the coteuc site opposite of the City Hall.

Despite its smaller size, the Indian Ocean is as deep Atlantic Ocean.

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

His roommate is not very clever student, but  he certaiy works very hard indeed 

Find the mistakes and correct

Short-wave radios that can receive and transmit signals are used by pilots, the police, and amateur operator 

British people living outside  UK have to become accustomed to the image of Britain that appears to exist all throughout round the world

The evolution fishes is a history of constant adaptation to new possibilities, and a refined these adaptations.

The most substances expand in volume when they are heated

Each of the residents in this community ........... responsible for keeping this park clean. 

Some psychologist believe that those who are encouraged to be independent, responsible, competent in childhood are likely more than others become motivated to achieve.

We were grateful ________ our friends ________ all the assistance. 

The number of students attend class dindled until only two remained.

Either I or they_______ enjoying the party now. 

The British national anthem, calling “God Save the Queen”, was traditional song the 18th century.

The students are very anxious _________ the results of the examination. 

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

Research has proved that baby can distinguish its mother’s voice the moment he is born.

The author ahas not rarely written anything that was not best-seller.