Have/has learned.
Have and has are both used in the present perfect tense:I/You/We/They have learned.He/She/It has learned.
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
"have tried" is the present perfect tense.
Have and has are both used in the present perfect tense:I/You/We/They have learned.He/She/It has learned.
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."
Present perfect is formed with - have/has + past participle The past participle of learn is learnt so present perfect is have learnt or has l;earnt. We have learnt to bake a cake. She has learnt nothing.
"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'.
The past perfect tense of "learn" is "had learned."