Read the text and fill in the gaps with the correct form of the given nouns

Why do[ ]kill?

These really nice [ ] lived in a small beautiful white house on the high road. The kitchen was really nice, with funny [ ] on the walls, with four golden fish in a round aquarium. Sandy was slicing [ ] when her husband, Jim, came home from work. She was making a salad with vegetables and fresh green [ ]. She was working with a very sharp knife because she liked sharp [ ]. When Jim just saw Sandy, he understood that she knew everything… She looked so angry. But which [ ] could she have? He took her favourite very expensive facial cream only for the first time yesterday!!! And he promised himself never to do that again.

THAT happened so unexpectedly. Sandy glanced at the window and saw a dozen [ ] on her lawn. In fear she dropped a knife and killed two [ ] running across the kitchen...