Fill in the blank with a suitable relative pronoun

VIII. Fill in the blank with a suitable relative pronoun.
1. This is the town
I
spent my summer vacation.
2. He wore a mask
made him look like Mickey Mouse.
3. The student
father is a professor told us to register for this course.
4. I didn't know exactly
I was working with on the project.
5. Enter the address of the
person to
you want to forward the message.
6. The children,
are shouting in the street, are not from our school.
7. The neighborhood in
they have been living is a somewhat dangerous
one.
8. I really enjoyed the time
we went to English class together.
9. I saw John in the shop
you bought your watch.
10. Nobody knows the reason
he tried to master his English.
11.Brussels,
I've visited several times recently, is a good place to spend a
weekend.
12.I've never seen anyone
can kick the ball as hard as David can!
13.1969 was
the first men went to the Moon.
14. After the port there is a row of fisherman's houses,
lights can be seen
from across the bay.
15.Kate love being in London,
there was so much to do.