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Present perfect tense is a verb form used to express an action or situation that has started in the past and has been completed at a given point in time in the past or still continues today.
Formulas Present Perfect Tense
Present perfect tense is formed with the auxiliary verb "have" or "has", and the past participle (verb-3). Have used for I, you, they, we, while has to he, she, it, and the third person singular. While past participle can be either regular or irregular verb.
Thus the formula for the present perfect tense positive sentences, negative, and interrogative is as
follows.
| Sentence | Formula | Example of Present Perfect Tense |
|---|---|---|
| positif (+) | S + aux. verb(have/has) + V-3/past participle | I have read |
| He has left | ||
| negatif (-) | S + aux. verb(have/has) + not + V-3/past participle | I have not read |
| He hasn’t left | ||
| interogatif (?) | aux. verb(have/has) + S + V-3/past participle | Have I read |
| Has he left |
