Have/has lost.
The present perfect of "lose" is "have lost." For example, "I have lost my keys."
Have/has lost is the present perfect tense of lose.I have lostWe have lostYou have lostHe/she has lostThey have lost
Have/has lost is the present perfect tense of lose.I have lostWe have lostYou have lostHe/she has lostThey have lost
Perfect tenses of loss:"Loss" is a noun and so doesn't have any tenses. Only verbs have tenses.Perfect tenses of loose:Present perfect - have/has loosed.Present perfect continuous - have/has been loosing.Past perfect - had loosed.Past perfect continuous - had been loosing.Future perfect - will have loosed.Future perfect continuous - will have been loosing.Perfect tenses of lose:Present perfect - have/has lost.Present perfect continuous - have/has been losing.Past perfect - had lost.Past perfect continuous - had been losing.Future perfect - will have lost.Future perfect continuous - will have been losing.
The present perfect of follow is has/have followed.
The present perfect form of "present" is "have/has presented."
The simple past and past participle forms are both lost.I lose things easily. (simple present)I have lost my book. (present perfect)I lost my shoe. (simple past)
The present perfect tense is Have/Has Hidden.
The present perfect tense is has/have existed.
I have lost my bank card before. This isn't the first time it has happened.
The present perfect tense of "are" is "have been."
Has/have drawn is the present perfect of "draw".