1.--You were brave enough to raise objrctions at the meeting

1.
--You were brave enough to raise objrctions at the meeting.
--Well,now I regger__________that.
A.to do B.to be doing
C.to have done D.having done
2.
It took the workmen only two hours to finish__________my car.
A.repairing B.repair
C.to repair D.repaired
3.
The classroom wants__________.
A.clean B.cleaned
C.to clean D.cleaning
尤其是第一题，我选的是C