1. When I go to London, I (usually) stay in a luxurious hotel.
2. Were they tired when you met them?
3. The plane landed 2 (two) hours ago.
4. The baby was crying when his mother entered the house.
5. They were swimming in the lake when it started to rain.
6. He was late because he had missed the bus.
7. I have been waiting for the bus for 20 (twenty) minutes.
8. I wore a red dress at the party on Saturday evening.
9. At what time/hour did the fire burst out?
10. I was flying over the ocen when the plane started to shake.