Lawmakers are proposing tougher penalties for corporate tax evasion.
Tough(强硬)+er(更...)：更强硬。联想：Tough guy (硬汉)。
The school board voted for stricter attendance policies to improve student performance.
Stric-ter：像尺子量一样“死板”地要求，所以是“严格”。
The new curriculum offers a broader range of elective courses for high school students.
Broad-er：广播（Broad）信号覆盖范围广，所以是“广泛”。
There is a wider gap between the rich and the poor than previously estimated.
Wider：像嘴张得“大（Wide）”一样，空间变大，所以是“更宽”。
Investors are watching for sharper signs of inflation in the quarterly reports.
Sharp-er：像刀一样“尖（Sharp）”，所以是“更锋利/更尖锐”。
As the pandemic subsided, public health guidelines continued to evolve based on new scientific data.
E-vo-lve：E (像蛇皮) + vo (voice, 声音) + lve (love)。蛇蜕皮进化，声音变爱，形容生物或观念的渐进式演变。