proponent|proponents

作为环保的坚定支持者，她积极推广可再生能源的使用。

As a strong ___proponent of environmental protection, she actively promotes the use of renewable energy.

他是教育改革的主要支持者之一。

He is one of the leading ___proponents of educational reform.

这项教育改革的支持者认为它能提高教学质量。

___Proponents of this educational reform believe it will improve teaching quality.