老师命令学生们安静下来。

The teacher ___ordered the students to be quiet.

学校规定所有学生必须穿校服。

The school ___mandates that all students must wear uniforms.

老师下达了明确的指令，要求所有学生必须在周五前完成作业。

The teacher gave a clear ___mandate that all students must finish their assignments by Friday.

新任市长获得了选民强有力的授权来改善城市交通。

The newly elected mayor has a clear ___mandate from voters to improve city transportation.