今天是我妹妹的生日。jīntiānshìwǒmèimeideshēngrì。Today is my younger sister's birthday.她八岁了。tābāsuìle。She is eight years old now.妈妈做了很多菜。māmazuòlehěnduōcài。Mom made a lot of dishes.我们都来吃饭。wǒmendōuláichīfàn。We all come to eat.我买了一个新书包。wǒmǎileyígèxīnshūbāo。I bought a new schoolbag.妹妹很高兴。mèimeihěngāoxìng。My younger sister is very happy.