Overview
The past perfect continuous is formed with had been + verb-ing. It describes an action that was ongoing up to a specific point in the past — emphasising the duration of the activity before another event occurred. Example: She had been waiting for an hour before he arrived.
Form
- +had been + verb-ing → had been working
- –hadn't been + verb-ing → hadn't been sleeping
- ?Had + subject + been + verb-ing?
- ✓Yes, I had. / No, she hadn't.
When to Use
- Action in progress before a past point: She was tired — she had been running.
- Shows duration: He had been waiting for two hours.
- Explains a visible result: Her eyes were red — she'd been crying.
- for/sinceCommon with for and since
Common Mistakes
- ❌ She had been work → ✅ She had been working
- ❌ He had working for years → ✅ He had been working
- ❌ Stative verbs (know, want, like) — don't use continuous: ✅ She had known him for years.
When to use
Duration Before Past
I was exhausted — I had been studying all night.
Explaining a Past State
Her hands were dirty because she had been gardening.
Past Narratives
By the time he called, we had been waiting for an hour.
Progress/Effort
She had been training for months before the race.