It doesn't have a past tense as it isn't a verb.
past: I was; you were; he/she/it was present: I am; you are; he/she/it is
The present perfect tense expresses something which has been done in the past and which now is completed (perfected). It is called a present tense because it is saying that now, in the present, something is complete (and may not have been complete at some previous point in time).To say I have done it is to say that I did it at some point in the past, and that now the deed is complete. This is different from saying I did it, because I could still be doing it. That is, I did it does not imply completion (perfection).The present perfect tense follows the following structure:Subject + have/has + past participle
"They have" is the subject and auxiliary verb parts of the present perfect tense. Following these should be a past participle of a verb to complete the tense.
Present - am. Past - was and were.
Past - was Present - is Future - will be
The complete paradigm is Take, Took, Taken Therefore Take is present, Took is past and Taken is the Past Participle.
It is hard to say because this is not a complete verb phrase It could be past.
past: I was; you were; he/she/it was present: I am; you are; he/she/it is
The present perfect tense expresses something which has been done in the past and which now is completed (perfected). It is called a present tense because it is saying that now, in the present, something is complete (and may not have been complete at some previous point in time).To say I have done it is to say that I did it at some point in the past, and that now the deed is complete. This is different from saying I did it, because I could still be doing it. That is, I did it does not imply completion (perfection).The present perfect tense follows the following structure:Subject + have/has + past participle
Have is present tense. The past tense is had.
There is a past, present, and future. There was a past; there is a present and there will be a future.
what is present past
"They have" is the subject and auxiliary verb parts of the present perfect tense. Following these should be a past participle of a verb to complete the tense.
Present - am. Past - was and were.
Past - was Present - is Future - will be
Schoolmates - 1930 was released on: USA: 28 April 1930
past: I did, you did, he/she/it did; present: I do, you do, he/she/it/does