如果人人为保护环境作出贡献,世界将会变得更美好.的英文___ ____ ____ ____ ____ toprotecting the environment,the world will become much more beautiful.
问题描述：
如果人人为保护环境作出贡献,世界将会变得更美好.的英文
___ ____ ____ ____ ____ toprotecting the environment,the world will become much more beautiful.
答