I regret _____ that I am unable to help you.             
#95900
A
saying
B
say
C
to say
D
said
推荐题目
—I’m considering     to Qingdao by air for my holiday.—Why not try     by ship for a change?
#93929
A
going;to travel
B
to go;to travel
C
going;travelling
D
to go;travelling
______ around the Water Cube, we were then taken to see the Bird’s Nest.
#98490
A
Having shown
B
To be shown
C
Having been shown
D
To show
I went back to the cinema to look for my keys, only __________. 
#97192
A
finding it shut
B
having found it gone
C
to find it closed
D
to have found them