It is very kind ______ you to help me with my lessons because it is very difficult ______me to learn them well.
#48320
A
of; for
B
of; of
C
for; of
D
for; for
推荐题目
Wow! Ten students in our class will celebrate their fourteenth birthdays__________ October!
#47803
A
in
B
on
C
at
D
to
When and where were you born? I was born _______ a cold morning of 1999______ Dandong .
#45904
A
in,in
B
on,on
C
in,on
D
on,in