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  2. Present perfect - Wikipedia

    en.wikipedia.org/wiki/Present_perfect

    The present perfect is a grammatical combination of the present tense and perfect aspect that is used to express a past event that has present consequences. [1] The term is used particularly in the context of English grammar to refer to forms like "I have finished".

  3. Perfect (grammar) - Wikipedia

    en.wikipedia.org/wiki/Perfect_(grammar)

    The present perfect is often used also for completed events where English would use the simple past. For details see Italian grammar. Spanish uses haber ("have") as the auxiliary with all verbs. The "present perfect" form is called the pretérito perfecto and is used similarly to the English present

  4. Present tense - Wikipedia

    en.wikipedia.org/wiki/Present_tense

    A number of multi-word constructions exist to express the combinations of present tense with the basic form of the present tense is called the simple present; there are also constructions known as the present progressive (or present continuous) (e.g. am writing), the present perfect (e.g. have written), and the present perfect progressive (e.g ...

  5. Uses of English verb forms - Wikipedia

    en.wikipedia.org/wiki/Uses_of_English_verb_forms

    The present perfect may also be used with future reference, instead of the future perfect, in those dependent clauses where future occurrence is denoted by present tense (see § Dependent clauses below). For example: When you have written it, show it to me. For the possibility of a present perfect subjunctive, see English subjunctive.

  6. Talk:Present perfect - Wikipedia

    en.wikipedia.org/wiki/Talk:Present_perfect

    The present perfect tense is a perfect tense used to express action that has been completed with respect to the present. "I have finished" is an example of the present perfect. ==Overview== The Present Perfect is a compound tense; it is formed by using the present tense of "have" ("have" or "has") and the past participle of a verb.

  7. English verbs - Wikipedia

    en.wikipedia.org/wiki/English_verbs

    The base form or plain form of an English verb is not marked by any inflectional ending.. Certain derivational suffixes are frequently used to form verbs, such as -en (sharpen), -ate (formulate), -fy (electrify), and -ise/ize (realise/realize), but verbs with those suffixes are nonetheless considered to be base-form verbs.

  8. Perfective aspect - Wikipedia

    en.wikipedia.org/wiki/Perfective_aspect

    The terms perfective and perfect should not be confused. A perfect tense (abbreviated PERF or PRF) is a grammatical form used to describe a past event with present relevance, or a present state resulting from a past situation. For example, "I have put it on the table" implies both that I put the object on the table and that it is still there ...

  9. Present perfect continuous - Wikipedia

    en.wikipedia.org/?title=Present_perfect...

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