PAST PERFECT TENSE

S + Had + VIII + O(thing)

Positive               :

   

S + Had + Not + VIII + O(thing)

Negative             :

Had + S + VIII + O(thing)

Interrogative     :

Examples      :

1)     (+) I had locked the door

(−) I had not locked the door

(?) Had I locked the door?

2)     (+) My mother had cooked the rice

(−) My mother had not cooked the rice

(?) Had my mother cooked the rice?

3)     (+) My parents had told me that my grandfather died

(−) My parents had not told me that my grandfather died

(?) Had my parents told me that my grandfather died?

4)     (+) I had registered as a member of PMR

(−) I had not registered as a member of PMR

(?) Had I registered as a member of PMR?

5)     (+) My brother had arrived in the airport

(−) My brother had not arrived in the airport

(?) Had my brother arrived in the airport?