Great changes ______ in the city and a lot of buildings ______.
#42171
A
have taken place, have been set up
B
have been taken place, have been set up
C
were taken place, were set up
D
have taken place, set up
推荐题目
The World Expo (世博会) ____________ in Shanghai now. 
#42723
A
being had
B
is having
C
is holding
D
is being held
---How long __________ your parents ___________? ---For about twenty years.
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A
did, marry
B
have, married
C
have, got married
D
have, been married
We will wait until everyone ________ back.
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A
comes
B
come
C
will come
D
is coming
Prison Break is the best American TV play that I _____these years.
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A
watch
B
will watch
C
have watched
D
was watching