Do you kown the difficulty I had___the work?

问题描述:

Do you kown the difficulty I had___the work?
Do you kown the difficulty I had___the work?
A.finished B.fininshing C.to finish D.to be finished

B
把这个句子变化一下:
I had difficulty finishing the work.
have difficulty doing sth.做某事有困难,固定句型
再转化成宾语从句:
Do you know the difficulty I had finishing the work?