Read these sentences and fill in the gaps with the correct verb form in the past perfect continuous.
Example 0. John __________ his dog all day. He was tired yesterday. (walk)
Answer 0. had been walking.
1. I could smell cigarettes. Somebody___ (smoke)
2. She _____here for over 2 years before you started working here. (work)
3. She______English for four years. It was exciting. (learn)
Answers & Comments
1. Had been smoking
2. Had been working
3. Had been learning