Cách sử dụng
"Listen up" is an expression that is used to get someone's attention when you want them to pay very close attention to what you are about to say. It is commonly used in situations where it's important to follow instructions, such as in a classroom or during a meeting. You might hear someone say "Listen up, everyone!" before giving an important announcement or instructions. It's a way of saying that what you have to say is really important and you want people to focus and pay attention.