Present perfect is formed with have/has + past participle.
Finish is a regular verb so the past participle is finished.
So a present perfect sentence is:
I have finished the race.
She has finished the race.
Present Perfect Tense: I have; You have; he, she, it has; we have, you have, they have Past Perfect Tense: I had; you had; he, she, it had; we had; you had; they had Future Perfect Tense: I shall have; you will have; he, she, it will have; we shall have; you will have; they will have Note: has is used in the third person, singular present perfect tense.
Present perfect and future perfect use "have"
Present perfect is used to describe actions that happened at an unspecified time in the past or actions that have a connection to the present moment. It is formed by using "have" or "has" with a past participle verb.
You can't make the present perfect tense with lead. You have to use the past participle of lead = led to make the present perfect. Present perfect is have/has + past participle.They have led the race from the start.He has led the race from the start.
A verb form indicating that an action or state has been completed at the present time, in the past, or will be completed in the future. Past Perfect Tense: I had sung Present Perfect Tense: I have sung Future Perfect Tense: I will have sung
Have/has forgotten.
Have can be present simple tense: I have a new car.Have is used in present perfect tense: I have bought a new car.Had is the past tense of have.Had can be used in past simple: I had breakfast early today.had is used in past perfect: I had seen the movie before.
She HAS just been to the loo - present perfect tense, third person - he, she, it I HAVE gone to the loo - present perfect tense, first person - I, we, they, you :D
I/you/we/they have sung. He/she/it has sung.
When you use these elements you are using the present perfect tense.
The tense depends on the subject pronoun. You either use "have" or "has" with "walked."Present Perfect Examples:I have walked.You have walked.We have walked.They have walked.He has walked.She has walked.It has walked.
The present perfect tense is formed with - have/has +past participleFor the verb see the past participle is seen so present perfect would be -- have seen or has seen.For the subject I we use have seen -- I have seenten movies this week.