If you mean "What tense is created by using 'have' plus the past participle?", the answer is "the perfect tense". For example "We have been into town this afternoon."
If you mean something else, please rewrite your question more helpfully. A string of four words followed by a question mark does not necessarily amount to a comprehensible question.
The construction "have + past participle" is used to form the present perfect tense in English. It indicates that an action was completed at some point before the present moment. For example, "I have finished my homework" or "She has gone to the store."
The past participle of "do" is "done." The past participle of "have" is "had."
The past participle of am is been. Not does not have a past participle
The past tense of "have" is "had," and the past participle is also "had."
The past participle of the word "have" is "had."
The past participle of "will" is "willed."
Yes you can.
The past participle of am is been. Not does not have a past participle
The past participle of "do" is "done." The past participle of "have" is "had."
The past tense of "have" is "had," and the past participle is also "had."
The past and past participle for "buy" is "bought."
Being is the present participle. The past participle is been.
The past participle is thought.
Eating is the present participle; eaten is the past participle.
"Did" is the past and "done" is the past participle.
The past participle is had.
What is the past participle of do
The past participle is done. The simple past tense is did. The present participle is doing.