The farmer was very thankful to the doctor _________ saved his son．
#42762
A
whom
B
which
C
who
D
whose
推荐题目
The Greens bought a big house _______ has a swimming pool and a garden.
#43111
A
where
B
why
C
when
D
that
The man ______ gave us a talk on science yesterday is a famous scientist.
#42813
A
who
B
whose
C
won
D
Watched
--Do you know the girl is talking to your teacher? ---She is my new classmate Sarah.
#42854
A
who
B
whom
C
which
D
whose