Question

And what is that"past perfect tense"

Answer 1

Answer:

the past perfect expresses the idea that's something occurred before another action in the past it can also show that something happened before a specific time in the past

Explanation:

hope it helped

Answer 2

Answer:

It actually expresses the idea that something occurred before an action in past. It is used to talk about an action that happened before some point

Example: I had written my homework before my brother arrived