Cách sử dụng
The word 'sad' is used to describe a feeling of unhappiness or sorrow. It can be used to express emotions when something bad happens or when someone is experiencing a difficult time. For example, you might feel sad when your favorite pet dies or when you lose a game you were really looking forward to winning. The word 'sad' can also be used to describe a person, thing or event that causes unhappiness or sorrow. For instance, a movie might be sad if it makes you cry or a person might feel sad if they have to say goodbye to someone they really care about. Overall, the word 'sad' is commonly used to express a range of negative emotions relating to sadness, sorrow, or grief.