Today I had a good time. It was my grandpa's birthday. Our family went back to his home to celebrate his birthday. My mother cooked many delicious food and we brought a big birthday cake. We got together to have a big family dinner. We gave grandpa some presents and said, "Happy birthday to you!"
In the afternoon we went boating in the park. We enjoyed ourselves, and my grandpa had a nice time on his birthday.
译文：
今天我玩得很愉快。今天是爷爷的生日，我们全家去爷爷家为他庆祝生日。妈妈做了许多好吃的，我们买了一个大蛋糕。我们举行了一个大型家庭聚会。我们送给爷爷一些礼物，并说：“祝您生日快乐。”
下午我们去公园划船。我们玩得很开心，爷爷过了一个愉快的生日。