Beijing ______a lot in the past ten years. Now it has become one of the biggest modern______ in the world. 
#38493
A
changes, cities
B
changed, city
C
changed, cities
D
has changed, cities
推荐题目
They______ when the teacher came in.
#40078
A
talk
B
are talking
C
to talk
D
were talking
There __________another English party next Sunday.
#42205
A
are going to be    
B
was going to be
C
is going to be  
D
were going to be
---        you           the cat?---Yes, I have. ---When         you        it? ---Ten minutes ago.
#41971
A
Did, feed; did, feed
B
Have, fed; have, fed
C
Did, feed; have, fed
D
Have, fed; did, feed
So far, most of the work _______ by others, it’s your turn to do the rest of it. 
#39421
A
has finished
B
finished
C
has been finished
D
is finished