run
I have run all the way to the beach and back.
run ran run
Have is not like a verb it is a verb! It is an irregular verb.
"Seen" is the irregular past participle of "to see".
To do - hacer Yo hago Tu haces El/ella/usted hace Nosotros hacemos Ellos/ellas/ustedes hacen
No, "should" is not an irregular verb. It follows a regular pattern in conjugation, with "should" being the base form, "should" as the past form, and "should" as the past participle form.
"Go" is an example of an irregular verb in past participle form. The past participle form of "go" is "gone."
Have is not like a verb it is a verb! It is an irregular verb.
"Seen" is the irregular past participle of "to see".
To do - hacer Yo hago Tu haces El/ella/usted hace Nosotros hacemos Ellos/ellas/ustedes hacen
No, "should" is not an irregular verb. It follows a regular pattern in conjugation, with "should" being the base form, "should" as the past form, and "should" as the past participle form.
"Go" is an example of an irregular verb in past participle form. The past participle form of "go" is "gone."
'Did' is the irregular past tense of 'do'. The past participle is 'done'.
Make is an irregular verb. The past is made and the past participle is made.
"Fly" is an irregular verb. Its past tense is "flew" and its past participle is "flown."
Has is not the past participle of have. Has is the present tense, third person singular conjugation of have. Had is the past participle of have.
The future perfect third person conjugation for the irregular verb "become" is "will have become."
The past participle is also burst. (Burst is an irregular verb.)
iRRegular verb: to do, did, done.