1.Today was his grandmother's birthday ,so he and his faminlies went to celebret it at his grandmother's hous .

1.今天是生日，和爸爸妈妈来到了给过生日。

2.I brought my son lots of presents to celebret his seventh birthday .To my surprise,my naive boy clumsily tossted me expressing childish gratitude .

2.孩子七岁生日那天，我买了好多东西庆祝生日，孩子天真向我敬酒，并表示着幼稚，笨拙谢意。