Cách sử dụng
A birthday is the day that you were born. You can use the word 'birthday' to talk about the anniversary of the day you were born. It is usually celebrated with gifts, cake, and time spent with family and friends. You can say "Today is my birthday" if it is the actual day of your birth. Or, you can say "My birthday is next week" to let someone know when it will be. The word 'birthday' is commonly used to describe the celebration of getting one year older.