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

By: Prof. Dr. Fazal Rehman | Last updated: March 3, 2022

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?

2.  Had the girl been laughing for 5mint?

3.  Had they been playing game for two hours?

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

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