学校租了一辆大巴车带学生去郊游。

The school ___chartered a bus to take students on a field trip.

这座城市的特许状授予了它贸易垄断权。

The city's ___charter granted it exclusive trading rights.

学校董事会通过了新的章程，明确了教师的权利和义务。

The school board approved a new ___charter outlining the rights and responsibilities of teachers.

这所特许学校采用创新的教学方法。

This ___charter school uses innovative teaching methods.