It’s necessary        us        English well.
#49684
A
for , to learn
B
for , learning
C
of , learning
D
of , to learn
推荐题目
Animals don’t like ______ cages.
#50955
A
live in
B
live
C
living in
D
living
I heard him______ outside.
#50192
A
sang
B
to sing
C
singing
D
sings
There are many students ______ in the apartment.
#49788
A
live
B
lives
C
living
D
lived
--- Would you like _______ swimming with me after school?--- Sorry, I enjoy _______ chess with my father.
#51401
A
to go, playing
B
going, playing
C
to go, to play
D
going, to play
He found ______ very interesting _____ a horse.
#49879
A
that; to ride
B
it; riding
C
it; to ride
D
it is; to ride