Choose the past perfect or past simple
1. We had already eaten when John ( come ) ......... home
2. Last year Juan ( pass ) ....... all his exams
3. When I ( get ) ......... to the airport I discovered I had forgotten my passport
4. I went to the library, then I ( buy ) ....... some milk and went home
5. I opened my handbag to find that I ( forgot ) .............. my credit card
6. When we ( arrive ) ........ at the station, the train had already left
7. We got home to find that someone ( break ) .......... into the house
8. I opened the fridge to find someone ( eat ) ........ all my chocolate
9. I had know my husband for three years when we get married
10. Julie was very pleased to see that John ( clean ) ......... the kitchen