Let's find the past simple forms of the verbs and classify them as regular or irregular. Here's the breakdown:
* **find** - *found* - irregular
* **finish** - *finished* - regular
* **forget** - *forgot* - irregular
* **get** - *got* - irregular
* **have** - *had* - irregular
* **leave** - *left* - irregular
* **look** - *looked* - regular
* **lose** - *lost* - irregular
* **put** - *put* - irregular
* **see** - *saw* - irregular
* **try** - *tried* - irregular
* **write** - *wrote* - irregular
**Explanation:**
Regular verbs form their past simple tense by adding '-ed' or '-d' to the base form. Irregular verbs have different past simple forms that do not follow this rule and must be memorized.