Question

what is past perfect tense

Answer 1

recognise of past perfect tense
chuka tha,chuki thi, liya tha,diya tha etc.
p.p. tense mein double sentense hote hai like
1st sentense - had+verb3rd form+all numbers
2nd sentense - verb2nd form
 Rule-   
         1. Affirmative sentense - sub.+had+v3rd+object+befor+v+v2nd
         2. Negative sentense -                                      sub.+had+not+v3rd+object+befor+sub.+v2nd+object
        3. interrogative - had+sub.+not+v3rd+obj.+befor+sub+v2nd+obj?

Answer 2

the past perfect tense is most often used for the following:-
1.For actions that happened before a past event
 2.In reported speech
3. In if (conditional) sentences