He often practice          the piano in his room.
#50961
A
play
B
playing
C
to play
D
played
推荐题目
 In the kindergarten, there are various toys for the children        . 
#48719
A
to choose form
B
from choose
C
to choice in
D
from choices
It’s a fine day today. Let’s _____ around the park, OK?
#51138
A
walking
B
walk
C
to walk
D
walks
My mother often tells me        late for class.
#49749
A
not be
B
not to be
C
am not
D
not