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

The graphics ability of a computer depend on speed of processor and the size of its RAM.

A majority students in university are from overseas

Cosmic distance is measured on light -years.

Algebra is the branch of mathematics concerned with operations on sets of numbers or other elements that often represented at symbols.

I was _____ in a month in autumn 20 years ago. 

I would have gone with him to Washington except I had had time.

Sawfish are shark-like fish have “saws” of cartilage set with two rows of teeth on snouts

Hardly he had entered the offic when he realized that he had forgotten wallet 

Some heating devices chemist energy like that found in wood and coal into heat energy.

The Maelstrom i swift and danger current in the Arctic Ocean.

Basic elements of public-opinion research are interviewers, questionnaires, tabulating equipment, and to sample population.

"Are you still going to Florida for vacation?” "Yes, but I really  .............. because I don’t have much money.”

The fragrant leaves of the laurel plant to sell commercially as leaves and are used for seasoning foods.

One inventor that Thomas Edison can take credit for is light bulb.

The completion of the bridge has been held ........... owing to a strike.

Now I _    all day, so it doesn't matter.

Identify the error in each sentence: Despite there are some disadvantages, the potential of alternative sources of energy is great.

When you passed the town clock, did you notice what time was it ?

The examination will test your ability understand spoken English, to read non-technical language, and writing correctly.

Humus is formed during soil microorganisms decompose animal and plant material usable elements by plants.