1. Evidence shows that smoking harms nearly every organ of the body. 证据表明，吸烟几乎危害身体的每一个器官。
2. Advanced technology is usually a double-edged sword, which can bring people both benefits and harms. 先进的技术通常是一把双刃剑，它可以给人们带来好处和危害。
3. Many doctors and researchers believe that loneliness harms the immune system, making us more vulnerable to a range of minor and major illnesses. 许多医生和研究人员认为，孤独会损害免疫系统，使我们更容易患上一系列轻微和重大疾病。
4. The most plausible justification for higher taxes on automobile fuel is that fuel consumption harms the environment and thus adds to the costs of traffic congestion. 提高汽车燃油税最合理的理由是，燃料消耗会损害环境，从而增加交通拥堵的成本。
5. They believe a little dirt harms no one. 他们认为一点点灰尘不会伤害任何人。
