Students should pay attention to __________ the teacher in class.
#50928
A
hear
B
listen to
C
listening to
D
hearing
推荐题目
We must hurry up.There are few minutes        .
#48747
A
to leave
B
leaves
C
left
D
leave
Could you please not ____________ here? 
#50841
A
smoking
B
smoke
C
to smoke
D
smoked
They enjoy _____ piano in their free time.
#49914
A
play
B
playing
C
playing the
D
to play a
Animals don’t like ______ cages.
#50955
A
live in
B
live
C
living in
D
living