Bad is an adjective, not a verb; it therefore has no participle, past or otherwise.
The past tense of "bad" is "bad" and the past participle is "bad."
The past participle of "bad" is "bad." This means that it stays the same in both the past tense and participle form.
The past participle of "do" is "done." The past participle of "have" is "had."
The past participle of "am not" is "have not been."
The past participle of "do" is "done."
The past tense of "have" is "had," and the past participle is also "had."
The past participle of "bad" is "bad." This means that it stays the same in both the past tense and participle form.
The past participle of "do" is "done." The past participle of "have" is "had."
"emitted" is a verb form. It is either a simple past tense of the verb" to emit " or else is a past participle. The bottle emitted a bad odor. ( simple past) The gas emitted from the bottle has a bad odor. (past participle)
The past participle of "am not" is "have not been."
The past participle of the word "have" is "had."
The past participle of "will" is "willed."
The past participle of "am, are, is" is "been."
The past participle of "to" is "been." The past participle of "be" is also "been."
The past tense and the past participle is "answered".
The past tense of "have" is "had," and the past participle is also "had."
The past and past participle for "buy" is "bought."
"Sold" does not have any past participle; it is the past participle of "sell".