The past participle form of the word "use" is "used."
The past participle of the word "have" is "had."
The past participle of the word "do" is "done."
The past participle of the word "Find" is the word "Found."
The past participle of the word "pick" is "picked".
The past participle form of the word "use" is "used."
"ridden" is the past participle of "rode"
The past participle of the word "have" is "had."
The past participle of the word "do" is "done."
The past participle of the word "Find" is the word "Found."
The past participle of the word "pick" is "picked".
The past participle of the word "finish" is "finished."
Said.
The past participle of the word 'fall' is 'fallen'.
The past participle of the word "swore" is "sworn."
The word "invited" is the past participle of invite.
The past participle of the word "hop" is "hopped."