7. Valentine's cards ... on Valentine's day A) are sent
B) sended
C) is sent1
8. We ... Christmas together
A) celebrate
B) is celebrated
C) are celebrated
9. New Year in United Kingdom ... on January 1
A) are celebrated
B) have been celebrated
C) is celebrated
10. Many people ... bonfires and set off A) fireworks
A) is lighted
B) light
C) are lighted
11. We ... roast chicken on New Year's day.
A) are cooked
B) is cooked
C) cook
12. The Internet... by millions of people
A) use
B) are used
C) is used