1. Rubber tyres and floor coverings are the _____ of the factory.
production
products
productivity
produce
2. This is one kind of our traditional musical instruments. We also have ______ kinds.
other
others
another
anothers
3. She has her meals ______ by one of her friendly neighbors.
prepare
prepared
preparing
to prepare
4. He ______ a beautiful wife.
is rumored to have
is rumored to be having
rumors to have
rumors to be having
5. ______ clothes are comfortable clothes that you choose to wear in your free time.
Formal
Occasional
Ordinary
Casual
6. My mother often wears aodai ______ special occasions.
in
at
with
on
7. A lot of guests _____, but few came.
was expected
were expected
have been expected
expected
8. Television _____ for the last forty years.
must be existed
has been existed
has existed
was existed
9. This room is very dirty. ________ for ages?
Didn't it use
Wasn't it used
Hasn't it used
Hasn't it been used
10. Traditionally, the ao dai ______ by both men and women. *
frequently wore
was frequently wearing
was frequently worn
has frequently worn