Будь - ласка перетворіть ці речення на питальну форму...

1. I cleaned my teeth three times yesterday.
2. It was hot in the room, so I opened the window.
3. The concert began at 7.30 and finished at 10 o'clock.
4. When I was a child, I wanted to be a doctor.
5. The accident happened last Sunday afternoon.
6. Itʼs a nice day today but yesterday it rained all day.
7. We enjoyed our holiday last year. We stayed at a very nice place.
8. Ann's grandfather died when he was 90 years old.

Did I clean  my teeth three times yesterday?

Was it hot in the room? Did I open the window?Did concert begin at 7.30 and finich at 10 o'clock?Did I want to be a doctor when I was a child?Did the accident happen last Sunday afternoon?Is it a nice day? Did it rain all day yesterday?Did we enjoy our holiday last year? Did we stay at a very nice place?Did Ann's grandfather die when he was 90 years old?