Cách sử dụng
The word "helpful" is used to describe someone or something that provides assistance or support in a positive way. For example, if someone gives you good advice that helps you solve a problem, you might say that they are helpful. It can also describe things like books, tools or websites that make it easier for you to do something. To use this word, look for situations where someone or something is making your life easier or better and describe that as being "helpful".