My father and my mother have been married for 30 years, and never once with each other.A.

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A. they have quarrelled
B. did they quarrel
C. had they quarrelled
(答案→)D. have they quarrelled
解析：句意：我爸爸和妈妈结婚已经30年了，他们从没有吵过架。因为是从结婚到现在一直没有吵过架，用现在完成时，还有never这样的否定词放在句首的时候，谓语用部分倒装，助动词have放在主语前面，所以选D。