---Would you mind turning           the light? It’s too dark here. --OK. Wait a minute, please.
#50645
A
over
B
on
C
off
D
down
推荐题目
—Where’s Mary?   —She’s ________ the classroom.
#48804
A
in front of
B
between
C
in middle of
D
under
I’d like to trek ______ the jungle. 
#48264
A
through
B
across
C
over
D
on
A moment ________ fear went _________ his mind.
#50091
A
of; across
B
of; through
C
for; through
D
with; through