I heard Lucy ________ happily in her room when I passed her house.
#57432
A
sing
B
to sing
C
singing
D
sings
推荐题目
Remember to the lights when you leave your classroom.
#53667
A
turn on
B
turn off
C
turn up
D
turn down
Don't forget ________ your homework with you when you come to school.
#53016
A
to bring
B
bringing
C
to take
D
taking
—Could you please provide us ____ some information about the students’ health? — Of course, it’s my pleasure.
#53400
A
to
B
of
C
from
D
With