Have/has been.
present perfect progressive
It is an adverb, not a verb,; it can accompany a Present, a Past, a Present Perfect, a Past Perfect and a Future verb.
'Had seen' is the past perfect tense.The present perfect tense would be 'have/has seen'.
Present perfect tense - have/has gone. Present perfect continuous tense - have/has been going. Past perfect tense - had gone. Past perfect continuous tense - had been going. Future perfect tense - will have gone. Future perfect continuous tense - will have been going.
Have become is present perfect. Present perfect is have/has + past participle. Become is the past participle of the verb become.You have become a real problem for me
The present perfect form of "present" is "have/has presented."
The present perfect of follow is has/have followed.
The present perfect tense is Have/Has Hidden.
The present perfect tense is has/have existed.
have/has planned (PRESENT PERFECT)
The present perfect is 'I have sung'
The present perfect tense of "are" is "have been."
Has/have drawn is the present perfect of "draw".
Present perfect tense.
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 Perfect:I/We/You/They have takenHe/She/It has takenPast Perfect:had taken
No. Were is a past tense of "be". The present perfect tense uses "have" and "has".