English ______(study) by my friends.
is studied
Potatoes _______ (grow) in Peru.
are grown
The company _____ (run) by one of the most successful man in history.
is run
The book ____(write) by William Shakespeare.
was written
Dollars _______ (accept) in almost every airport.
are accepted
The house ______ (build) during the 19th Century.
was built
The Internet _______ (invent) during the 1950's
was invented
Penicillin ______ (discover) by Alexander Fleming.
was discovered
The first microwave ovens ______ (produced) by The Raytheon Corporation in 1954
were produced
A new president _________ (elect) every four to eight years
is elected
