Question

5. Even before the judge,the young man insisted that he        the ring. (take)

即使在法官面前，那位年轻人也坚称他没有拿过戒指。

Answer 1

5. had not taken句中insist意为"坚持(某观点、看法) "，而不指坚持要去做某事，因此,从句用陈述语气，而不用"(should + ) 动词原形"结构。