P4 is a very small moon which _____ in 2011. (discover)
was discovered
The symbol of the Olympic Games ____ in 1912. (design)
was designed
Four national languages ___ in Switzerland.
are spoken
The Eiffel Tower _____ by about seven million people a year. (visit)
is visited
The pyramids ___nearly 5,000 years ago. (build)
were built
Pétanque _____ a lot all over France. (play)
is played
The Last Supper _____ by Leonardo da Vinci. (paint)
was painted
About 350 films ___ at the Belin Film Festival every year. (show)
are shown
The Hunger Games books _____ by Suzanne Collins. (write)
were written
The first smartphone _____ in 1992 by IBM. (invent)
was invented
The film Jurassic Park _____ on the book by Michael Crichton. (base)
is based
Seat belts _____ in planes until the 1930s. (not use)
weren't used