I try to go jogging at least four times _______ week.

Not until ecent has interest in synthetic fuels been revived.

Nylon, a synthetic done from a combination of water, air and a by product a coal, was introduced in 1938

Society changes, but not change at the same rate or in the same direction.

An escalator is a moving stairway that transporting people from one point to another by means of linked thread

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

In July of 1975, the first US-Soviet joint ……… occurred with the Apollo-Soyuz project.

Mary put on her scarf  .................  she ...............  not get cold.ould

A pack of wild dogs ………… frightened all the ducks away

I found it difficult convincing inspector that I had lost my ticket, but he believed me in the end

I prefer living in a nuclear family than a joint one 

He never drinks wine, _________?

The strongly patriotic character of Charles Sangster’s poetry is credited about greatly furthering cause of confederation in Canada

With animals both human, chewing helps relieve tension.

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

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 word  “scuba: is actually an acronym that comes of  words “self-contained underwater breathing apparatus”.

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

Most countries depend to few extent on cereal imports to augment their own crops

Don’t let him treat you badly. _____ him. 

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