Generally speaking, a magnitude 1.0 earthquake on the Richter scale is detected by instruments but not by person.

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• To be good for agricultural purposes, soil must have in it the minerals plants required

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

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

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• For many years, scientists studying the effects that the sun has on human skin.

• If you need to keep fit, then why don’t you take on a sport such as badminton or tennis?

• When actively hunting, a dolphin sends out transmitting about five signals every second

• The instructor advised the students for the procedures to follow in writing the term paper.

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

• In the beginning, radios cost much more than they do today because they turned out slowly and expensively by hand.

• – “ It’s high time someone tells James how objectionable he is”.

  “I wish you wouldn’t criticize James behind his back all the time”

• Scientists are still uncertain of what the universe originated millions of years ago.

• When the Panic of 1857, some us citizens who had been rich or comfortable became poor while a few others, capitalizing on economic shifts, became richer

• The journalist has not finished the article on the negotiation already

• _______ we had got to the plane, it started to rain.

   

• Runner Wilma Rudolf win three gold medals at the 1960 Olympics, and she set the world record for the 100 – meter dash in 1961

• In spite of his abilities, Peter has been ______ overlooked for promotion.

• I'm not sure a thank you letter is really necessary. _______, I can't be bothered to write one.

   

• When I walked into my office, I found Tom was using my telephone.

• No sooner had the secretary hang up than the phone rang again.

• Each year, people around the world spending billions of dollars buying merchandise on the Internet.