The girl was often heard _______ happily in her room.
#57047
A
sings
B
sing
C
singing
D
to sing
推荐题目
When did your mother _____ home?
#59677
A
Return
B
return to
C
return back
D
return back to
I pretended ________her when I walked by.
#54643
A
not see
B
not to see
C
don't see
D
to not see
Our principal        the visitors        our school.
#59377
A
shows;to
B
show; for
C
showing; in
D
shows; around