Bill Gates: 支持教师从未像现在这样重要。 @OERProject 的目标是为他们提供免费的创新课程和教学工具：gatesnot.es/3zqFm2F

原推：There’s never been a more important time to support teachers. @OERProject‘s goal is to empower them with free innovative curriculum and teaching tools: gatesnot.es/3zqFm2F

https://twitter.com/BillGates/status/1554551476072067072