Grammar · Tenses

Present perfect tense

PRESENT PERFECT TENSE

formula for present perfect and present perfect continuous tense

Examples

Change to present perfect tense.

what is the formula for present perfect tense

Question form.

what is the question form of present perfect tense

There are 4 instances where present perfect tense is used.

 To express past actions whose time is not given and not definite.

E.g., Sam has been to U.S.

I have never known him to be sad.

Have you read Harry Potter?

To describe past events whose effects are more in the present time than of the action itself.

E.g., I have hurt myself.

I have completed the job. 

I have slept all afternoon. (means I feel fresh now).

To indicate an action that started in the past and is continuing up to the present time.

E.g., I have worked here since January.

They have not eaten since yesterday.

We have lived here for two years.

 

 

For specification of completed activities in the immediate past.

E.g.,

He has just scored a goal.

I have just reached on time.

She has just gone out.

When to NOT USE present perfect tense?

DO NOT USE PRESENT PERFECT WITH ADVERBS OF PAST TIME.

E.g., He has eaten yesterday.(incorrect).

But use Simple past instead.

He ate yesterday. (correct).

When to USE present perfect tense with adverbs?

Some adverbs and adverb phrases can be used with the present perfect tense. They are as below,

  • For negatives and questions - yet, so far, till now.
  • For questions only - ever, never.
  • this month, this week, already, today.
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