Protecting Florida’s coral reefs is difficult because some of the corals are very fragile even the touch of diver’s hand can kill it.

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• When scientists discovered how soap works, it became possible to do detergents out of Petroleum.

• Had we known traffic would be so bad, we did not drive back from work so early.

• Earwax lubricatorsand protects the ear from foreig matter such water and insects.

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• The results of our marketing survey show that there will be quite a demand for electric cars in ahead years.

• The bite of the Black Widow spider can be very inflammatory to the affected nerves hospitalization may be required.

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

• Southern California, is known for its mild winters, has become the new home for senior citizens escaping hard Northern winters.

• How much times did Rick and Jennifer have to do the experiment before they obtained  results they had been expecting?

• It is difficult to get used to sleep in a tent after having a soft comfortable bed lie on.

• The various parts of the body require so different surgical skills  many surgical specialities have developed.

• He has been hoped for a raise for the last four months, but his boss is reluctant to give him one 

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

• From 1905 to 1920, American novelist Edith Wharton was at the height of writing career, publishing of her three most famous novels.

• The main advertising includes direct mails, radio, TVs, magazines, and newspaper

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

• A dancing is the oldest and liveliest of the arts

• With above 20,000 species, the world’s population of ants has continued to increase even as other animal populations have declined.

• We call her as ‘Auntie Flo’, though she is not really any relation to us.

• A great aviation pioneer, Amelia Earhart was already famous when she sets out on her ill-fated attempt to circle the globe 1937’s.

• Before the Industrial Revolution come to America, the vast majority of the population had lived in areas.