William Henry Gates III was born in Seattle , Washington , United States , October 28, 1955. Better known as Bill Gates, is a businessman and philanthropist American, co-founder of the software company Microsoft (along with Paul Allen), producer of the operating system for personal computers most used in the world. The real success of Bill Gates was getting that contract with IBM allowed not only the sale of the operating system of the machine, called PC-DOS, but they could also market the operating system to the other system, with the name of MS-DOS. Aware of the importance of the GUI that Apple had shown (originally the graphic interface and the “mouse” were developed by Xerox PARC) on its Lisa computer, it was proposed to also get the graphical environment and “right-click” to operate it. Meanwhile, Steve Jobs, founder of Apple, started the development of the Macintosh, Bill Gates visited Apple. Improve your spreadsheets and other programs offered. He threatened to sell its computer equipment to IBM, which obtained an Apple-Microsoft Alliance. Microsoft legally obtained the technology of the GUI and mouse, and released Microsoft Windows, as a direct competitor of Macintosh. All begins the third millennium, the Microsoft Windows operating system (in all its version) is used in most personal computers of the planet.
· Basically, an article is an adjective.
· Articles modify nouns.
· There are only three article in English: a, an and the.
We divide them into “definite” and “indefinite” like this:
Indefinite: a, an
Refers to countable, singular and plural nouns. It refers to something specific.
Definite: the
Means one. It can only be used with singular countable nouns.
A, AN
Use “an” before words beginning with a vowel.
Example:
• an apple
• an uncle
• an orange
Use “a” before words beginning with a consonant.
Example:
• a car
• a chair
• a book
NOTE:
An before an h mute - an hour, an honour.
A before u and eu when they sound like 'you': a european, a university, a unit
An before an h mute - an hour, an honour.
A before u and eu when they sound like 'you': a european, a university, a unit
Indefinite article
A, An
• When you have one of the same class.
• When something or someone is mentioned for the first time.
Example:
• My brother is a lawyer.
• Patricia is a descendent of an Irish family.
• I bought a car today.
Definite article “THE”
THE:
• When thing or person was mentioned before.
• When thing or person is unique.
• When the context makes it clear.
Example:
• This is Jeremy. He is the brother of a friend of mine.
• I saw the moon last night.
• We’ve got a new foundation in the garden.