问题补充：
The young man insisted that he nothing wrong and free.
A. did; set
B. had done; should be set
C. should do; be set
D. had done; must be set
答案：
A. did; set
(答案→)B. had done; should be set
C. should do; be set
D. had done; must be set
解析：可联系答.案.网客服索取。
