7. Fill in : out of, up with, off, back, on :
1. Keep ………. the latest on home security systems to make sure your house is protected.
2. Ask your children to keep …….. the kitchen while you are cooking .
3. Keep ……….. wet floors, as they are quite slippery.
4. If a small fire starts in the kitchen or other part of the house tell children to keep ……. .
5. Keep ……….. reminding everyone in the family to lock all doors