Present perfect means the verb phrase is formed with - have/has + past participle
eg have eaten, have walked, has eaten, has walked.
Present perfect is used to talk about:
1. something that began in the past and still continues - I have lived in Taipa since 1999. She has been my neighbour for 3 years.
2. a general experience in your life - We have traveledto Egypt. I have ridden a camel.
3. talking about recent events - She has just hadlunch. We have been to the cinema.
The present perfect verb tense refers to an action that was completed at an unspecified time in the past or has a connection to the present. It is formed by using "have" or "has" with the past participle of the verb.
The present perfect tense of the verb "study" is "have studied."
The present perfect form of the verb 'sit' is 'have sat.'
"Have studied" is in the present perfect tense. It is formed by using the auxiliary verb "have" followed by the past participle of the main verb.
The present perfect tense of the verb "study" is "have studied."
The present perfect tense of the verb "practice" is "have practiced" or "has practiced."
The present perfect singular of the verb "to place" is "I have placed".
The present perfect tense of the verb "study" is "have studied."
The present perfect form of the verb 'sit' is 'have sat.'
"Have studied" is in the present perfect tense. It is formed by using the auxiliary verb "have" followed by the past participle of the main verb.
The present perfect tense of the verb "search" is "have searched" or "has searched."
The present perfect tense of the verb "study" is "have studied."
It is an adverb, not a verb,; it can accompany a Present, a Past, a Present Perfect, a Past Perfect and a Future verb.
The present perfect of visit is have/has visited.
The present perfect tense of "they have" is "they have had."
The present perfect of "frighten" is "have frightened" or "has frightened."
there are 12 verb tenses not only five. present, past, future. simple-- continuous--perfect-- perfect continuous.
"You have" is present perfect tense.