The past and past participle for "buy" is "bought."
Buy is present tense. Buying is the present participle. The past and past participle is bought.
The simple past tense and past participle forms are both bought.
infinitive: buy past: bought past participle: bought
The past tense is was or were.The past participle is been.
infinitive: buy past: bought past participle: bought
Lead is present tense. The present participle is leading. Led is the past tense and past participle.
Past tense - was and were. Past participle - been.
The simple past tense is did. The past participle is done.
The past indicative and past participle of "buy" are both "bought".
Has is the present tense, third person singular conjugation of have. The past tense and past participle of have is had.
The past tense of "have" is "had" and the past participle is also "had."
The past tense and past participle are both had.