a. Active Voice
- She had been waiting for two hours before the bus finally arrived.
- They had been studying English for six months before they moved to an English-speaking country.
- He had been jogging for an hour when it started to rain.
- She had been writing a letter for 1 hour before he came.
- Alya had been sitting in her desk for several minutes before I talked to her.
- Farah had been talking with Samantha before the school bell rang.
- Mother had been cleaning the house for 2 hours when Father arrived from work and helped her.
- My sister had been talking with someone on the phone for hours when I came to her room.
- My laptop had been operating for a day before it broke down.
- Lany and me had been walking for several minutes before we met Rina.
Baca Juga: 20 Contoh Kalimat Active Voice dan Passive Voice dalam Simple Past Future Tense