描述未来生活场景 — 英语词汇题
题目
根据句意和中文提示，补全单词，描写未来的生活场景。1. In the future, every family will have a r________（机器人） to do housework. 2. People will travel by flying c________（汽车） instead of walking. 3. Students may study at home through the I________（互联网）. 4. Doctors will use smart machines to treat every p________（病人）.