The past perfect tense is used to describe events that occurred before other past events. It establishes that one past action was completed before another action in the past took place, regardless of the order used to mention the events. The past perfect is formed using had + past participle and can be used with "just" to refer to an event that happened a short time earlier than another past event.
2. The past perfect refers to a time earlier than before
now. It is used to make it clear that one event
happened before another in the past. It does not
matter which event is mentioned first - the tense
makes it clear which one happened first
6. DICTATION
PAST PERFECT + JUST
'Just' is used with the past perfect to refer to an event that was
only a short time earlier than before now, e.g.
The train had just left when I arrived at the station.
She had just left the room when the police arrived.
I had just put the washing out when it started to rain.