Cách sử dụng
The word 'extra' is often used to describe something additional or more than what is needed or expected. For example, if you order a pizza and ask for extra cheese, you are asking for more cheese than what is usually put on the pizza. 'Extra' can also be used to mean someone who is doing something more than what is expected of them. If a student does extra studying for a test, it means they are putting in more effort than just the usual amount. In general, 'extra' can be used in any situation where you want to emphasize that something is more or exceeds expectations. It is often used to mean 'more than usual' or 'beyond what is expected.'