医院在手术前会对所有器械进行消毒。

The hospital ___sterilized all the instruments before the surgery.

兽医建议我们在狗狗六个月大时给它做绝育手术。

The vet recommended we have our dog ___sterilized when he turns six months old.

过度标准化教学扼杀了学生的独立思考能力。

The excessive standardization in teaching has ___sterilized students' independent thinking.