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general::
Phrase(s): (I) can’t help it.
There is nothing I can do to help the situation.; That is the way it is.; There is nothing I can do. (Often in answer to a criticism.) • Mary: Your hair is a mess. Sue: It’s windy. I can’t help it. • Fred: I wish you’d quit coughing all the time. Sally: I can’t help it. I wish I could too.
McGrawhill's American Idioms And Phrasal Verbs