Have/Has thrown.
There are three perfect tenses for all verb: present perfect (have/has thrown), past perfect (had thrown), and future perfect (will have thrown).
Throw is already in the present tense. The past tense is threw.
The present perfect tense is Have/Has Hidden.
The present perfect tense is has/have existed.
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
There are three perfect tenses for all verb: present perfect (have/has thrown), past perfect (had thrown), and future perfect (will have thrown).
Throw is already in the present tense. The past tense is threw.
The future perfect tense of throw is will have thrown.
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."
"have tried" is the present perfect tense.
The present perfect tense of leave is have/has left. The present perfect tense of eat is have/has eaten.
The present perfect tense of clap is 'have/has clapped'.