Bill Gates, the founder of Microsoft, is one of the richest men in the world. In 2005 he! (earn) $175 million. In 2000, he and his wife2 (start) a charity called the Bill and Melinda Gates Foundation. So far they (give) about $28 billion of their fortune to the foundation. Since 2000 the foundation (spend) billions of dollars on health and education. For (give) $40 example, in July 2000, it million to scientists working on new ways to fight (provide) more malaria. In May 2005, it than $11 million for schools and colleges in Chicago. And since 2000, public libraries across the USA for pay (receive) $250 million to computers and Internet access.​