我有一个哥哥和一个妹妹。wǒyǒuyígègēgehéyígèmèimei。I have an older brother and a younger sister.哥哥喜欢看书。gēgexǐhuankànshū。My older brother likes reading books.妹妹喜欢听音乐。mèimeixǐhuantīngyīnyuè。My younger sister likes listening to music.我们星期天一起去公园。wǒmenxīngqītiānyìqǐqùgōngyuán。On Sundays we go to the park together.大家都很开心。dàjiādōuhěnkāixīn。Everyone is very happy.