Present tense: lead Present participle: leading Past tense: led Past participle: led
The past tense of laugh is "laughed" and the past participle is also "laughed."
Present tense: strike Past tense: struck Past participle: struck
Present tense: am Past tense: was Past participle: been
Past tense: bit Present participle: biting Past participle: bitten
The present participle is laughing. The past tense is laughed. The past participle is laughed.
Laughed
Present tense: lead Present participle: leading Past tense: led Past participle: led
The past tense of laugh is "laughed" and the past participle is also "laughed."
Present tense: strike Past tense: struck Past participle: struck
Present tense: am Past tense: was Past participle: been
Past tense: bit Present participle: biting Past participle: bitten
Present participle: pulling Past tense: pulled Past participle: pulled
The past participle is done. The simple past tense is did. The present participle is doing.
The past tense and past participle is equipped; equipping is the present participle.
Laughed is the past participle (as well as the simple past tense).
The present tense is "come". The past participle is "come", as well. "Came" is the past tense.