It never occurs to us to question such a feat.

It never occurred to me to question the memory.

I've been tied up with this other matter and it never occurred to me to question his paperwork.

It did not occur to Gissing to question or protest.

It never occurred to him to question his sexual taste.

It had never before occurred to him to question where his soul had most recently been.

It did not occur to either of them to question this coincidence.

It would never have occurred to her to question an ordinary robot in this matter.

Has it occurred to you to question your uncle about how he does this?