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Present Perfect

Site: 21st CENTURY SCHOOL
Course: Learn Tenses Online
Book: Present Perfect
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Date: Sunday, 2 February 2025, 9:39 AM

Description

Present Perfect

Table of contents

A.Assertive sentences

3. PRESENT PERFECT TENSE

This tense is used for the actions just completed in the past.

A.Assertive sentences :-

Formula:-   sub+have/has +v3+obj

Eg:-

  1. I have written a letter.
  2. You have done your home work.
  3. He has sung a song.
  4. Sita has sent a gift.

B.Negative Sentence

B.Negative Sentence

    Formula:- sub+have/has+not+v3+obj.

     Eg:-

  1. I have not written a letter.
  2. you have not done your home work.
  3. Sita has not sent a gift.
  4. He has not sung a song.

C. Interrogative sentence

C. Interrogative sentence:-

  Formula:- have/has + sub+ v3+obj

 Eg:-

  1. Have I written a letter?
  2. Have you done your home work?
  3. Has He sung a song?
  4. Has Sita sent a gift?

D. Negative interrogative

D. Negative interrogative:-

   Formula:- have/has +not+  sub+ v3+obj

            Eg:-

  1. Have not I written a letter?
  2. Have not you done your home work?
  3. Has not he sung a song?
  4.  Has not Sita  sent a gift?

 

Indications: - just, just, now, just, before, already, so far, yet, recently

 

E.Questions

1) Questions without question words in the Present Perfect

Auxiliary Subject Verb Rest Yes/No Subject Auxiliary
(+ n't)
Have you done the shopping? Yes, I have.
No, I have not.
No, I haven't.
Has Jane played basketball? Yes, she has.
No, she has not.
No, she hasn't.
Have they been in Canada? Yes, they have.
No, they have not.
No, they haven't.

2) Questions with question words in the Present Perfect

Question word Auxiliary Subject Verb Rest Answer
How often have you tried to download the file? I have tried to download the file three times.
How long have they lived in Ottawa? They have lived in Ottawa since 2009.
Where has he been?   He has been at home.