The last Olympic Games _____________ in Tokyo.
have been held
are held
were held
will be held
Wooden toothpickes ______________ from birch wood.
will be cut
were cut
are cut
have been cut
Olives _______________ in Mediterranean countries.
has been grown
is grown
are grown
was grown
The movie Avatar _______________ by James Cameron.
is being directed
directed
is directed
was directed
The most famous portrait in the world, Mona Lisa, ________________ by Leonardo da Vinci.
were painted
was painted
is painted
has been painted
Scissors ___________________ for cutting thin materials, such as paper and metal foil.
are used
used
is used
use
Cars _______________ in factories.
were produced
is being produced
produced
are produced
Google ____________ officially ____________ in 1998.
were launched
is launched
was launched
has been launched
Brilliant ideas ________ generally __________.
is / copied
have been / copied
were / copied
are / copied
The tunnel _________________________ at the moment, so it's closed for all traffic.
will be repaired
repaired
is repaired
is being repaired
The light bulb ____________________ by Thomas Edison.
were invented
has not been invented
were not invented
was not invented
X-rays __________________ in 1895 by Wilhelm Conrad Roentgen, who was a German Professor.
is discovered
are discovered
were discovered
discovered
The Harry Potter series __________________ by J. K. Rowling.
was written
written
is written
wrote
When ___________ the Great Wall of China ____________?
was / built
were / built
built / were
is / build
How often __________ hotel carpets __________?
are / cleaned
will be / cleaned
is / cleaned
was/ cleaned