There is a mountain_____the top is always covered with snow. 
#73714
A
whos
B
of which
C
its
D
that 
推荐题目
 He fell off the bike ________.
#41254
A
while he rode
B
while he was riding
C
while he is riding
D
while on bike
_______ is watching the TV. Turn it off, will you? 
#68948
A
Anybody
B
Nobody
C
Somebody
D
Everybody