Our nervous system has over ten billions nerve cells in a network covering every inch of our skin and organs .

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• Nancy said that she went to the supermarket before coming home.

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

• Psychological studies show that many students feeling terrible about the results of tests on which they have actually performed well.

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• Because of its ability to survive close to human habitations, the Virginia deer has actually increased their range and numbers.

• The teacher taught her students to look careful to the left and the right at least three times before crossing the highway.

• According to many educators, television should not become a replacement for good teachers, and neither are computers.

• He says he will pay; I don't think he will, _______

• The film we saw last night was different from that I had expected.

• Per capita income is a nation’s entire income dividing by the number of people in the nation.

• There is a rumour that the army is about taking power, though this has been denied by government sources.

• In spite modern medical technology, many diseases caused by viruses are still not curable.

• This new nice flat looks perfect for a young couple.

• Concorde can fly across the Atlantic without re-fueling and carrying 11 tons of freight

• Allen’s not having finished his thesis did not discourage him from applying for other degree program

• In the 1840s, Joseph Henry made important discovery of electromagnetism.

• Anyone reproducing copyrighted works without permission of the holders of the copyrights are breaking the law

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

• All nations may have to make fundamental changes in their economic, political, and the technological institutions if they are to preserve environment.

• Kansas City, which grew out of the consolidation of many small towns, is locating at the confluence the Kansas and Missouri Rivers.

• The pioneers raised com as their chief crop because they kept well in any season and could be used in many ways.