One day, an 11-year-old girl asked her dad, "What you (give) me for my 15th birthday?" The father replied, "Don't worry about that. We still have plenty of time."
But on a day after her 14th birthday, she passed out (昏倒) and (send) to the hospital. The family learned that the girl (have) a serious heart disease and that she (die). At night, she asked her dad, "Daddy, they (tell) you that I am going to die? The father replied, "No, you will live as long as anyone else." She wondered and asked, "How can you be sure?" He smiled to her and said, "I just (know) it."
After (turn) 15, she had a heart transplant (心脏移植手术). When she came back from the hospital, a letter (lie) on her bed. It said: "My dearest daughter, when you are reading this, it means that everything went as I told you it would. One day you asked me what I would give you for your 15th birthday. I wasn't sure then. But now, you know that my present to you is my heart. " The father had given his heart to his daughter.
Parents are selfless (无私的). They always even make great sacrifices (牺牲) (make) their children grow happily. Keep this in mind when you feel angry toward your parents. They always (do) what they think best for you.