Fill in the gaps with the correct preposition.

1. Try this dress ... , I think it will suit you perfectly well.
2. The doctor said I had to cut ... on the amount of coffee I drank.
3. Hang ... , I'll be in a couple of minutes.
4. When are you going to move ... ? Your room is ready.
5. This area is not safe in the evenings. Watch ... !
6. Don't forget to fill ... the bottle with water.
7. I want to put ... a shelf for my books over there.
8. The flight is put ... until the rainstorm finishes.