请愿书

例句：

1. 1. Thestudents have submitted a petition demanding better facilities.
   学生们提交了一份请愿书，要求改善设施。
2. 2. He requested the company to review his proposal and provide feedback.
   他要求公司审查他的提案并提供反馈。
3. 3. The government has issued a new policy in response to the public's petition.
   政府已经发布了一项新的政策，以回应公众的请愿。