Раскройте скобки, употребляя глаголы в Past Simple или Past Continuous:
8. While I (to wash) the floor, I (to find)
my gold earring. 9. He (to turn off) the electricity when I (to listen to) the
radio. 10. She (to look) out of the
window when I (to see) her.

While I was washing the floor, I found my gold earring.He turned off the electricity when I was listening to the radio.She was looking out of the window when I saw her.