Have can be present simple tense: I have a new car.
Have is used in present perfect tense: I have bought a new car.
Had is the past tense of have.
Had can be used in past simple: I had breakfast early today.
had is used in past perfect: I had seen the movie before.
Present Perfect Tense: I have; You have; he, she, it has; we have, you have, they have Past Perfect Tense: I had; you had; he, she, it had; we had; you had; they had Future Perfect Tense: I shall have; you will have; he, she, it will have; we shall have; you will have; they will have Note: has is used in the third person, singular present perfect tense.
Present perfect and future perfect use "have"
There are two forms of the present perfect tense: simple present perfect (I have eaten) and progressive present perfect (I have been eating). Both forms use "have" or "has" with the past participle of the main verb to indicate an action that started in the past and has relevance to the present.
Present tense
The present perfect tense is Have/Has Hidden.
The present perfect tense is has/have existed.
present tense past tense future tense present perfect tense past perfect tense future perfect tense present progressive tense past progressive tense future progressive tense present perfect progressive tense past perfect progressive tense future perfect progressive tense
Was is a past tense conjugation of be. The present perfect tense of be is have/has been.I/We/You/They have beenHe/She/It has been
The present perfect tense of "are" is "have been."
You can't make the present perfect tense with lead. You have to use the past participle of lead = led to make the present perfect. Present perfect is have/has + past participle.They have led the race from the start.He has led the race from the start.
"have tried" is the present perfect tense.
The present perfect tense of clap is 'have/has clapped'.