证明有用英语怎么说？

证明有

例句

• If the goods prove defective, the customer has the right to compensation. 如果货品证明有缺陷，顾客有权索赔。
• Many old market buildings have proved highly adaptable. 许多古老的市场建筑已经证明有很大的改建潜力。
• They had not found any evidence of a systematic attempt to rig the ballot. 他们没有发现任何证据证明有人企图全面操纵投票。