问题补充:
with what they had done, we felt we still had too much to do.
A. compared
B. comparing
C. having compared
D. being compared
答案:
(答案→)A. compared
B. comparing
C. having compared
D. being compared
解析:compared with +宾语,此处为非谓语动词做状语,compare 与逻辑主语之间是被动关系。