Students must be strict ____ their studies and teachers should be strict _____ their students.
#48202
A
in, at
B
at, with
C
with , in
D
in, with
推荐题目
It is very kind _____ you to help me with my work because it is very difficult _____me to do it by myself.
#48323
A
of； for
B
of； of
C
for；of
D
for； for