__________ to sun, rain and wind for a long time, the stone split（裂开）.
#101764
A
Being exposed
B
Having exposed
C
Exposed
D
To expose
推荐题目
--- A high-tech exhibition in the National Museum.--- Really? What about visiting it now? .
#103033
A
will be held
B
is being held
C
is to be held
D
has been held
— If it tomorrow, we’ll stay at home. — It would be boring.
#102913
A
rain
B
rains
C
will rain
D
is raining
Hi, Bill. I _____ you _____ in this city. How long have been here?
#103680
A
didn’t know; were
B
don’t kow; are
C
haven’t known; are
D
don’t know; were
My sister_____ Tony for ten years next year.
#99921
A
has been married to
B
has married to
C
will be married to
D
will marry to
---Is dinner ready?---Not yet. The main course ______. It needs another ten minutes.
#100637
A
was not done
B
had not done
C
is not done
D
has not done