Cách sử dụng
The expression "not have all day" means that someone is in a hurry or doesn't have a lot of time to spend on something. For example, if someone says "I don't have all day," it means they want to get something done quickly and they can't wait around for a long time. This expression is often used in a slightly impatient way, so it's important to be mindful of the tone when using it. You might hear this expression used in many different places, like at work, at school, or when running errands.