如果不及时修理，这座老房子的状况会继续恶化。

The condition of this old house will continue to ___deteriorate if not repaired soon.

自从退休后，他的记忆力明显变差了。

His memory has noticeably ___deteriorated since he retired.

由于缺乏沟通，他们的婚姻关系开始恶化。

Their marriage ___deteriorated due to lack of communication.