modify|modified

我们需要修改营销策略以吸引更年轻的客户。

We need to ___modify the marketing strategy to attract younger customers.

教授要求她根据委员会的反馈修改她的论文。

The professor asked her to ___modify her thesis based on the committee's feedback.

该软件被修改以修复几个关键的安全问题。

The software was ___modified to fix several critical security issues.