The correct translation of the sentence "Он иногда смотрит телевизор." into English is:
**He sometimes watches television.**
Translation and Explanation:
* "Он" translates to "He".
* "иногда" translates to "sometimes".
* "смотрит" translates to "watches" (third person singular).
* "телевизор" translates to "television".
Therefore, the complete sentence translates as "He sometimes watches television."