They all appeared ___ this song before.
#97749
A
to learn
B
to have learned
C
to not have learned
D
not learning from
推荐题目
The rooms need ____. Our guests are coming tomorrow.
#96435
A
to clean
B
cleaning
C
cleaned
D
being cleaned
He's a good teacher, but his inappropriate manner does tend ______ people.
#98734
A
to annoy
B
annoying
C
annoy
D
to annoying
Would you please keep me _______ with the latest news?
#98244
A
informing
B
to inform
C
being informed
D
informed