The past participle of "form" is "formed."
The past participle form of wear is worn.
The past participle form of "give" is "given".
The past participle form of "laugh" is "laughed."
Present participle: developing Past form: developed Past participle: developed
The past participle of "form" is "formed."
The past participle form of wear is worn.
The past participle form of "give" is "given".
The past participle form of "laugh" is "laughed."
Present participle: developing Past form: developed Past participle: developed
Sent is the past participle of send.
The past form of "hum" is "hummed" and the past participle is also "hummed."
The past participle form of the word "steal" is "stolen."
The past participle form of the word "use" is "used."
The past participle is done.
The past participle form of "grew" is "grown."
Were is a past tense form of be. The past participle of be is been.