lunes, 12 de septiembre de 2011

lunes, 5 de septiembre de 2011

quiz 3

quiz 2

quiz

Confusing Words - 1

Confusing words are words that are very similar and commonly confused. Choose the correct word to complete the question. Each question has only one correct answer. When you are finished click on the "Next Question" button. There are 50 questions to this quiz. Try to use only 30 seconds per question. At the end of the quiz, you will receive quiz feedback.

Correct!
You answered 42 items out of 50 correctly.
Your score is 84%. Great job!

lunes, 11 de abril de 2011

THE ORIGIN OF INTERNET

Although the history of the Internet arguably begins in the 19th century with the invention of the the telegraph system, the modern history of the Internet starts in the 1950s and 1960s with the development of computers