Look! The children are listening _____ their teacher carefully.
#49732
A
for
B
to
C
at
D
in
推荐题目
He learns English by ____________ English songs.
#47670
A
listen
B
listen to
C
listening
D
listening to
Sam likes trekking_______the jungle, because he thinks it's exciting.
#49373
A
over
B
under
C
across
D
through