5. In a smart home, the lights go on when you enter a room, and they go off when you leave the room. There is no reason to have the lights on in a space that has no people! Smart-home technology helps you use less electricity, so you ___save___ money.Some pe
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6. Smart homes also help people to feel safe in their homes. Do you hear a strange __sound__ outside your house? Relax. Your smartphone can tell you if it is a person or just a dog or other animal. And if it’s a person, the smartphone will call the police. A