The past tense of "know" is "knew", and the past participle is "known".
The past tense of "fall" is "fell", and the past participle is "fallen".
The past participle of "run" is "run", and the past tense is "ran".
Past tense of "wear" is "wore." The past participle is "worn."
The past tense of "hear" is "heard" and the past participle is also "heard."
The past tense of "lead" is "led," and the past participle is also "led."
The past tense of "grow" is "grew" and the participle is "grown."
The past participle of "steal" is "stolen." The past tense of "steal" is also "stole."
The past participle for "know" is "known."
The past participle of "know" is "known."
There is no past participle of knowing.Knowing is the present participle of know. The past participle of know is known
The past participle of drinking is drunk. The past participle of know is known.
The past participle tense of "know" is "known."
"added" is the past tence for "add". there is no past tence for "added"
The simple past of know is knew and the past participle of know is known.
The past participle of "know" is "known."
The perfect tense is formed using the past participle form of a verb, often combined with an auxiliary verb such as "have" or "has." Examples include "have played," "has eaten," or "have seen."
The past tense verb of the irregular verb "to sit" is "sat."