Both forms are "changed"
The past participle is changed.
The past participle is changed.
Hit is the past tense and past participle of hit. The word doesn't change.
Hurt doesn't change from present to past tense. The past tense and past participle is hurt.
Let does not change from present tense to past tense. Let is also the past participle.
To change the past tense and past participle of a verb, you must either change the verb back to its present tense or get rid of its suffix.
The past participle is Hiked. Hike is a regular verb that doesn't change when it is in the past participle. You only must add Had. Example: Present: I hike in the woods Past: I hiked in the woods. Past participle: I had hiked in the woods.
Wet doesn't change from present to past tense or for the past participle. All three forms are wet.
Set doesn't change in the past tense or for the past participle. Both forms are also set.
Quit doesn't change in the past tense or for the past participle. Present and past tense are quit; the past participle is quit, as well.
The past participle of do is done. The past participle of have is had.
The past participle of am is been. Not does not have a past participle