"The United States" in passive voice by Nahid

A president is elected in the USA by people once every four years.The president can be re-elected by them one time.If the law is broken by a president ,he or she can be removed from the office.In the history of the USA ,one president have been removed from office by the people,despite many more having been broken laws.
The industries that most people  in the USA are employed in constructions and farms.A lot of corn are produced by the country.Technology is exported to developing countries and petroleum is imported from others.
English is spoken by most people in the USA ,but Spanish and Chinese are also spoken a lot by them.
Usually sandwiches are eaten by the USA residents for lunch.On the other hand ,they preferred macaroni and cheese for dinner.
People in the USA are concerned in politics and economics.During dinner political situation and unemployment are often discussed by families.