Here are some examples:
* Carry -> Carried
* Cry -> Cried
* Deny -> Denied
* Die -> Died
* Hurry -> Hurried
* Study -> Studied
* Try -> Tried
* Worry -> Worried
Important Note: Remember that verbs ending in a vowel followed by "y" just add "d" or "ed" for the past tense/participle. For example:
* Play -> Played
* Say -> Said