Present Perfect Tense

Present Perfect Tense

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
Affirmative

• I have bought the book.
• We have given him money.
• She has reached England.
• India has won the match.
• The children have done the work.

Negative

• They have not watched the movie.
• He has not sung a song.
• Her sister has not become a doctor.
• The painter has not painted the wall.
• I have not reached there.

Interrogative

• Have you explained him everything?
• Has the lyricist written a song?
• Have the laborers not done the work?
• What have you seen there?
• Why has the boss not given her salary?