—China develops so fast. —That’s true. It ______ a lot already. 
#42090
A
changes
B
changed
C
will change
D
has changed
推荐题目
The music ________ nice. I often ___________ it.
#42654
A
listen to / sound
B
hears / listen to
C
listens to / listen to
D
sounds / listen to
The teacher said that light ________ faster than sound.
#42199
A
travel
B
to travel
C
traveled
D
travels
Avatar is an interesting film. I ______ it twice already.
#42050
A
see
B
saw
C
have seen
D
will see