Future Perfect Continuous Tense:-

Introduction:-
  1. Use of the third form of verb + "ing".
  2. Use "shall have been or will have been" as a helping verb.
  3. With "I, we" use "shall have been" as a helping verb.
  4. With "he, she, it, they, you " use "will have been" as a helping verb.
  5. In negative tenses use "shall have not been", "will have not been" as not comes after shall have or will have but before been.
  6. In interrogative tenses shall or will come at the beginning of tense. 
  7. The recognition of tense in Urdu is at the end of the Urdu sentence you can see تے رھے ھوںگے ، تی رھی ھوں گی، تا رھا ھوںگا ۔
  8. Use of “since ” for "point in time from past" e.g. since 2000, since 5 O' Clock, since evening, since yesterday, etc.
  9. Use of "for"  shows “period” e.g. for 9 hours, for 12 minutes, for 9 months, for 2 weeks, for 59 years, etc
  • Shopkeeper will have been keeping his shop well for 2 years.
  • Shopkeeper will have not been keeping his shop well for 2 years.
  • Will the shopkeeper have been keeping his shop well for 2 years?
  • Shopkeeper will have been keeping his shop well since 2022.
  • Shopkeeper will have not been keeping his shop well since 2022.
  • Will the shopkeeper have been keeping his shop well since 2022?
  • People will have been earning through youtube for many years.