The girl         is singing an English song in the next room is Tom’s sister. 
#67223
A
whom
B
which
C
whose
D
who
推荐题目
 _______, her hands shook constantly and violently.
#70064
A
Knowing her son killed in the mine
B
When she knew her son was killed in the mine
C
Known her son killed in the mine
D
She knew her son killed in the mine
There are two small rooms in the house, _____ serves as a kitchen
#73480
A
the smaller of which
B
the smallest of which
C
the smaller of them
D
the smaller one