Formula, Structure, and Rules of Past Perfect Continuous Interrogative Tenses

Formula, Structure, and Rules of Past Perfect Continuous Interrogative Tenses

Formula:

Had + Subject + Been + Present Participle + Object + Time reference

Example:

  1. Had you been helping your friend for 5 years?
   SubjectVerbObject
HeHelpingFriend

2.  Had the girl been laughing for 5mint?

   SubjectVerbObject
The girlLaughingMins

3.  Had they been playing game for two hours?

   SubjectVerbObject
TheyPlayingGame

4. Had she been waiting for her friend for two year?

   SubjectVerbObject
SheWaitingFriends

5.  Had i been using my laptop since 9th August 2016?

   SubjectVerbObject
IUsingLaptop