1 Walking and stretching are good warm-up exercises. Stretching the muscles in the front and the back of the thighs is a good way to warm up the knees. 2  Make the leg muscles strong by doing certain exercises (for example, walking up stairs, riding a stationary bicycle, or working out with weights). Walking and stretching are good warm-up exercises. Stretching the muscles in the front and the back of the thighs is a good way to warm up the knees. 2  Make the leg muscles strong by doing certain exercises (for example, walking up stairs, riding a stationary bicycle, or working out with weights).
By the time the telephone came along, the Americans were saying âhulloâ to each other every day, so it was a short jump to âhelloâ. But it wasnât until the telephone was invented that âhelloâ emerged as a universal form of greeting and as a way of establishing contact.
Bill Gates founded Windows, a company that created Microsoft. Bill Gates invented Microsoft in 1975 when he was 20 years old. This is largely inaccurate. Bill Gates founded a â¦ software company called Microsoft in April 1975, when he was 19, along with Paul Allen. William Henry Gates III (Bill Gates) was born  on October 28, 1955, in Seattle Washington. His father's name is  William H. Gates Sr. and his mother's name is Mary Max â¦ well. Bill  Gates grew up with an older sister, Kristianne, and a younger  sister, Libby.