Inglese per Italiani: Past Perfect Continuous ( I had been studying for hours)

The video tutorial explains the past perfect continuous tense, its usage, and how it differs from the past continuous tense. It provides examples and guidelines for forming sentences using this tense. The tutorial emphasizes the importance of understanding the duration of actions in the past and concludes with a question to engage the audience.

In what situations is the past perfect continuous tense typically used?

What are some key words that are often used with the past perfect continuous tense?