Sentence examples for was useful from inspiring English sources

The phrase "was useful" is correct and commonly used in written English.
It is typically used to describe something or someone that provided assistance or benefits in a particular situation. Here is an example: "The study guide that he gave me was very useful in preparing for the exam." In this sentence, "was useful" is used to describe the study guide's usefulness. Other examples of using this phrase in a sentence could be: - The new app that he recommended was very useful for keeping track of my schedule. - The advice she gave me was extremely useful in negotiating a better salary. - The meeting with the client was useful in gaining more insight into their needs.