- is- is going to the store
- passive voice the ball is getting kicked he kicked the ball
- this- swap
- that -fill in the blank
Vacuums are an essential cleaning item in the American household, no one can live without one in this (today’s) modern world
This (the Vacuum) technology has not just impacted people in the United States, but everyone around the world.
The history of the Vacuum is a long one that goes all the way back to the 1860s.The history of the Vacuum goes all the way back to the 1860s.
The first vacuum was invented in 1868 by a man named Ives W. McGaffey in Chicago, Illinois. He did not call it (his invention) the vacuum cleaner, he called his hand-pumped machine a Whirlwind.
This (hand held device) was the first “vacuum cleaner” in the United States. In the 1870s, Melville Bissell marketed the carpet sweeper with a revolving brush that picked up the dirt and disposed it (the dirt) inside the machine, this “vacuum” also had a wheel.
In 1898, John S. Thurman of St. Louis, Missouri patented the pneumatic carpet renovator, this (Machine) was the first gasoline powered vacuum cleaner.
Our modern-day vacuum is made up of (Our Modern-day vacuum contains only), plastics or, acrylonitrile-butadiene-styrene, with steel, polycarbonates and other high impact plastics used for additional strength.
It is (the Plastic) basically polystyrene except that a small amount of styrene-butadiene rubber for better high impact resistance and acrylonitrile for hardening are added to the styrene before it is polymerized.
*These for just some of the ones i found in class.