The present perfect of visit is have/has visited.
"You have" is present perfect tense.
Yes, the verb 'visit' is the present tense.
The present perfect tense of the verb "study" is "have studied."
Present Tense, Paste Tense, Future Tense, Future Perfect Tense, Present Perfect Tense, Past Perfect Tense
"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 singular of the verb "to place" is "I have placed".
The perfect tense of the verb "save" is "has/have saved." For example, "I have saved enough money to buy a new car."
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.
Present perfect progressive tense.
"have tried" is the present perfect tense.
Using the verb 'do': Simple past tense: did Present perfect tense: I/You/We/They have done. He/She/It has done.
with regard to the describtion of present perfect tense as a combination of the auxiliary verb {to have} and the past participle of the main verb which in the question in topic is wake, i would say that the present perfect tense of wake is have woken.