Students must be strict _________ their studies and teachers should be strict ________ their students.
#50581
A
in ; at
B
at; with
C
with ; in
D
in ; with
推荐题目
Be careful when you go ____ the street because the trafficis very busy at the moment.
#50121
A
across
B
behind
C
between
D
over
There are some apples ________ the tree. There are some birds ________ the tree, too.
#48841
A
on; in
B
in, in
C
on; on
D
in; on
He is sitting __________ the classroom.
#48172
A
at the front
B
in the front of
C
in front
D
in front of
