The singer ___ sang at the concert is very famous.
who
The woman ___ lives next door has a dog ___ barks a lot.
who, that
The woman ___ lives next door has a black cat.
who
The cake ___ we made yesterday was delicious.
that
I have a friend ___ speaks three languages.
who
This is the movie ___ we watched last night.
that
The game ___ we played was really fun.
that
A firefighter is someone ___ puts out fires.
who
I love the jacket ___ you bought for me.
that
I saw the athlete ___ won the gold medal.
who
The story ___ she told was really funny.
that
He met a scientist ___ invented a new machine.
who