例如想表达“邮递员天天准时到”,如果写成The postman comes on time every day,就不如变成双重否定,The postman never fails to come on time,就变成了亮点句,起到强调作用。
“几乎每个人对生活的态度都不同程度受到地震的影响”,写成双重否定There was hardly a man or a woman whose attitude towards life had not been affected by the earthquake.应用类似的修辞会在高考中为同学们加分。