Cách sử dụng
The word 'vary' is used when you want to talk about things that are not always the same. For example, the weather can vary from day to day, meaning it can be sunny one day and rainy the next. You can also say that people's opinions on a topic can vary, meaning some people might like it and some might not. 'Vary' is a good word to use when you want to talk about differences or changes.