Mr. Li is kind _________ us.  But sometimes he is kind _______  serious.
#48076
A
to , of
B
with, to
C
of , to
D
to, with
推荐题目
Do you go to school ______ bike or _____ foot?
#50340
A
by; by
B
on ;on
C
by; on
D
on; by
 _______ the novel, the hero disappeared again.
#51375
A
At the beginning of
B
At the end of
C
At the top of
D
At the bottom of