Perfect tenses have verb phrases, not one single verb.
present perfect = have/has + past participle = have eaten, has walked
past perfect = had + past participle = had eaten, had walked.
present perfect continuous = have/has + been + present participle = have been eating, has been walking.
past perfect continuous = had + been + present participle = had been eating, had been walking.
"They have" is the subject and auxiliary verb parts of the present perfect tense. Following these should be a past participle of a verb to complete the tense.
The present perfect tense of the verb "study" is "have studied."
The past perfect tense of the verb "contain" is "had contained."
"have tried" is the present perfect tense.
The word "has" is not a future perfect verb. It is a present tense verb that functions as a helping verb for forming perfect tenses. In future perfect tense, "has" is combined with the auxiliary verb "will have" to show an action that will be completed at some point in the future.
This is the imperfect tense. (verb)= present tense (verb)ed= perfect tense was (verb)ing= imperfect tense Perfect and imperfect are both forms of the past tense.
It is a tense of a verb.
"They have" is the subject and auxiliary verb parts of the present perfect tense. Following these should be a past participle of a verb to complete the tense.
The present perfect tense of the verb "study" is "have studied."
The past perfect tense of the verb "contain" is "had contained."
"have tried" is the present perfect tense.
The word "has" is not a future perfect verb. It is a present tense verb that functions as a helping verb for forming perfect tenses. In future perfect tense, "has" is combined with the auxiliary verb "will have" to show an action that will be completed at some point in the future.
Past perfect tense - I had saved. Present perfect tense - I have saved.
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."
Present perfect tense.
Yes, it is a verb. It is the past tense of "to have" and used as an auxiliary verb in the past perfect tense.