I/You/We/They have and He/She/It has.
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.
There are only two grammatical tenses in English. The past and the present.
The past tense of "stroll" would be "strolled".
There are two verbs in this sentence have borrowed = present perfect was = past
the simple present tense and the present tense.
The tense is usually called the present perfect and is as follows:I have beenyou have beenhe/she/it has beenwe have beenthey have beenPresent perfect and past perfect are two different tenses.past perfect is formed by had + past participle.The past participle of am is been so past perfect would be had been.I had been at work all day.
This sentence cannot be completely changed into present perfect tense. Past perfect and past simple are used like this to talk about two things in the past one thing - past perfect happened before the other - past simple. Present simple is not used this way. So the past perfect - had taken - can be changed, but the past simple - my sister entered - cannot be changed into present perfect. Present perfect = I have taken my food.
The present perfect tense have two forms 1. has/have + past participle of the main verb (present perfect ordinary form) 2.has/havge + been + verb-ing (present perfect continuos present perfect progressive form) so it means that the present perfect of beat is: has beaten if the subject is singular and have beaten if the subject is pronoun or has/have been beating
The form of present perfect continuous is- have/has + been + present participleFor example have been waiting, has been waiting.I have been waitingfor two hours! Where have you been?
There are four types of past tense:Simple past tensePast perfect tensePast continuous tensePast perfect continuous tenseIf you are referring to the two different types of verbs then they are regular and irregular.
The present perfect continuous tense is used to describe an action that has just recently stopped or an action that is continuing up to now.It follows this structure:Subject + Auxiliary Verb 'Has/Have' + Auxiliary Verb 'Been' + Present Participle.For example:I have been walking.She has been singing.
Perfect progressive/continuous tense have:have/has/had + been + present participlePresent perfect continuous:I have been waiting for two hours. She has been waiting for two hours.Past perfect continuous:We had been waiting for two hours. She had been waiting for two hours.