问题
选择题
The young man insisted that he _________ nothing wrong and __________ free.
A．did, set
B．had done, must be set
C．do, be set
D．had done, should be set
答案
答案：D
本题考查动词用法。insist作“坚持认为”，用真实语气，作“坚持要求”讲，用虚拟语气，故选D。