past tense of investigate is investigated.

Which tense is it has been?

1 Answer. "Has been" and "have been" are both in the present perfect tense. "Has been" is used in the third-person singular and "have been" is used for first- and second-person singular and all plural uses. The present perfect tense refers to an action that began at some time in the past and is still in progress.

What is the past perfect tense of investigate?

The past tense of investigate is investigated. The third-person singular simple present indicative form of investigate is investigates. The present participle of investigate is investigating. The past participle of investigate is investigated.