Cách sử dụng
The word "challenge" can be used when someone faces a difficult situation that requires a lot of effort to overcome. For example, learning a new language can be a challenge, as it takes time and practice to become proficient. It can also be used as a noun when referring to a difficult task, goal, or obstacle that needs to be overcome. In everyday conversations, you might hear someone say, "I like to challenge myself by trying new things" or "This project will be a challenge, but I'm ready for it."