他随意提到了下周的假期计划。

He casually ___mentions his vacation plans for next week.

教授在演讲中正式提到了这位科学家的贡献。

The professor ___mentions the scientist's contributions in his lecture.

老师在演讲中特别提到了几位优秀学生。

The teacher ___mentions several outstanding students in her speech.