____ to find cleaner ways of using fossil fuels,while other are still fear of it(make)

问题描述:

____ to find cleaner ways of using fossil fuels,while other are still fear of it(make)
找到更清洁的使用化石燃料的办法是明智的,然而还是有些人担心这件事

It's sensible to find cleaner ways of using fossil fuels,while other are still fear of it.