他公开声明与那起事件没有任何关联。

He publicly ___disclaimed any involvement in the incident.

该公司发表声明，否认与这起事件有任何关联。

The company issued a statement to ___disclaim any connection with the incident.

她正式声明放弃对这套房产的所有权。

She ___disclaimed all rights to the property in an official statement.