31. It’s two weeks since we _______ the work in Beijing Ren’ai Education Institute .
#42537
A
finish
B
have finished
C
finished
D
has finished
推荐题目
My father _______ TV in the living room when I ______ home yesterday.
#42333
A
watched; got
B
was watching; got
C
watched; was getting
D
was watching; was getting
Mary isn’t here. She has _______the shop.
#39345
A
been to
B
went to
C
gone to
D
been in
 Beijing ________ a lot over the years. Now it has become one of the biggest ______ in the world.
#38242
A
changes; cities
B
changed; city
C
has changed; cities
D
changed; cities