__________ 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
Large quantities of information＿＿＿since then as to how the program has worked.
#99507
A
has been offered
B
were offered
C
have been offered
D
was offered
--- It is weeks since he ___. ---So it is. We’d better ask some one else to help us.
#103577
A
fell ill
B
was ill
C
is ill
D
has been ill
—Sorry, sir, your car isn’t ready yet. It _____ in the garage.―That’s all right.
#102997
A
is repaired
B
is being repaired
C
hasn’t repaired
D
has been repaired
—I called you many times yesterday morning, but I couldn’t get through. —Oh. My brother ______on the phone all the time!
#103592
A
was talking
B
has been talking
C
has talked
D
talked
-- Why do you look so worried ?-- My MacBook Pro broke down and my paper _____ unfinished ever since.
#100847
A
left
B
was left
C
has been left
D
has left