Unit 3（）Text B. VocabularyReplace the underlined word in the following sentence with one of these words and change the form when necessary. (sanction, hierarchical, nuisance, dysfunctional, accountability, infringe, gripe, starkly, averse, discreetly)28.

Unit 3（）Text B. VocabularyReplace the underlined word in the following sentence with one of these words and change the form when necessary. (sanction, hierarchical, nuisance, dysfunctional, accountability, infringe, gripe, starkly, averse, discreetly)28. An unhealthy relationship is one that causes more emotional turmoil than satisfaction. It can greatly damage our well-being.
正确答案：dysfunctional