Present Perfect Tense

Present Perfect Tense is used to express an action that occurred or completed at some point in past. This tense expresses an idea of completion or occurrence of an action in past without giving an idea about the exact time of its occurrence. Though, the time of the action is not exactly known, this tense is mostly used to refer to actions completed in the recent past (not a very long time ago).

• Positive Sentences

            Subject + Auxiliary verb + Main verb + Object

            Subject + Have/Has + Past Participle (3rd form of verb) + An Object

Examples :

1. The guests have arrived.
2. I have eaten my meal.
3. You have done a nice job.
4. He has received my letter.
5. She has given me her books.
6. They have helped us.

• Negative Sentences

             Subject + Auxiliary verb + Main verb + Object

             Subject + Have/Has + NOT + Past Paticiple + Object

Examples :

1. You have not completed you work.
2. She has not applied for a job.
3. He has not brought the table.
4. They have not enjoyed the party.
5. They have not called us.
6. He has not started a business.
7. She has not come.

• Interrogative Sentences

         Auxiliary verb + Subject + Main verb + Object

         Have/Has + Subject + Past Participle + Object

Examples : 

1. Have you prepared yourself for the exam?
2. Has she brought her camera?
3. Has he finished his work?
4. Have they played a game?
5. Have the kids eaten their food?
6. Have I send you a mail?