Do you know we have much difficulty ____ the work on time.. 
#97766
A
on finishing
B
finishing
C
to finish
D
at finishing
推荐题目
 Dressed in a newly-bought skirt , _________.
#90480
A
I could hardly recognize her
B
nobody could recognize her
C
she could hardly be recognized by me
D
there was nobody who could recognize her
You can imagine what great tuouble we had_____ the school for the blind.
#94202
A
setting up
B
to set up
C
set up
D
to setting up