Present Perfect Tense with Examples

Present Perfect Tense

It is used to expressed an action which happened or completed in past but usually the action which happened or completed at a short time before now (near past) not a very long time before now.
 
पहचान: इन वाक्यों के अंत में  आ है /ई है /ऐ है /चुका है /चुकी है /चुके हैं आता है।
जैसे: Sub ने ऐसा... किया है /कर लिया है /कर दिया है / Sub ऐसा कर चुका  है
राम जा चुका है।
वे खेलने जा चुके हैं।
सीता पढने जा चुकी है।
राम ने खाना खा लिया है।
सीता ने पेड़ों मैं पानी डाल  दिया  है।

How to make Tense:

If Sub=Singular(एकवचन)
Then:
1. Sub+has+Verb 3rd form
2. Sub+hasn't+Verb 3rd form
3. How+has+Sub+Verb 3rd form
4. Why+hasn't+Sub+Verb 3rd form

If Sub= I, You, or Plural(बहुवचन)
Then: 
1. Sub+have+Verb 3rd form
2. Sub+haven't+Verb 3rd form
3. How+have+Sub+Verb 3rd form
4. Why+haven't+Sub+Verb 3rd form

Examples:

• I think I have met him once before.
• There have been many earthquakes in California.
• People have traveled to the Moon.
• People have not traveled to Mars.
• Have you read the book yet?
• Nobody has ever climbed that mountain.
• I have eaten meal
• She has learnt a lesson
• Have you been to Mexico in the last year?
• I have seen that movie six times in the last month.
• They have had three tests in the last week.
• She graduated from university less than three years ago.
• She has worked for three different companies so far.
• They have not gone to school.
• They have not bought a new car.
• I have not started a job
• Has John left for home?
• Have you told a lie?
• My car has broken down three times this week.