1. She *had been studying* for three hours before the test started. (Kertoo, kuinka kauan hän oli opiskellut ennen testiä.)
2. They *had been living* in Cardiff for five years when they moved to Swansea. (Kertoo asumisen keston ennen muuttoa.)
3. I *had been waiting* at the bus stop for 20 minutes before the bus arrived. (Kertoo odottamisen keston ennen bussin saapumista.)
4. He *had been working* at the factory since 2010 before it closed. (Kertoo työskentelyn keston ennen tehtaan sulkemista.)
5. We *had been playing* football all afternoon when it started to rain. (Kertoo pelaamisen keston ennen sateen alkua.)
6. The children *had been watching* TV before their parents came home. (Kertoo TV:n katsomisen keston ennen vanhempien kotiintuloa.)
7. You *had been cooking* for hours when the guests arrived. (Kertoo ruoanlaiton keston ennen vieraiden tuloa.)
8. She *had been reading* the book for a week before she finished it. (Kertoo lukemisen keston ennen kirjan loppuun saamista.)
9. They *had been traveling* around Wales for a month before returning home. (Kertoo matkustamisen keston ennen kotiinpaluu.)
10. I *had been cleaning* the house all morning before the party started. (Kertoo siivoamisen keston ennen juhlan alkua.)

1. We *had been discussing* the problem for hours before we found a solution. (Kertoo keskustelun keston ennen ratkaisun löytymistä.)
2. He *had been running* for 30 minutes before he felt tired. (Kertoo juoksun keston ennen väsymisen tunnetta.)
3. They *had been building* the house for a year before it was finished. (Kertoo rakentamisen keston ennen valmistumista.)
4. I *had been practicing* the piano every day before the concert. (Kertoo harjoittelun keston ennen konserttia.)
5. She *had been painting* the room all day before the paint dried. (Kertoo maalauksen keston ennen kuivumista.)
6. You *had been studying* Welsh for months before you passed the exam. (Kertoo opiskelun keston ennen kokeen läpäisyä.)
7. They *had been arguing* for an hour before they apologized. (Kertoo riidan keston ennen anteeksipyyntöä.)
8. We *had been exploring* the cave for two hours before we found the exit. (Kertoo tutkimisen keston ennen uloskäynnin löytymistä.)
9. He *had been fixing* the car since morning before it finally worked. (Kertoo korjauksen keston ennen auton toimimista.)
10. I *had been writing* emails all day before the computer crashed. (Kertoo kirjoittamisen keston ennen tietokoneen kaatumista.)