帮我检查下英语翻译对不对
1.他在看电影.He is watching a movie 2.我在游泳. i'm swimming 3.她在和她妈妈打电话.She is calling with her mother 4.他的哥哥在散步.His brother is walking 5.我现在正在吃饭.i have eating now 6.我们在唱歌.We are singings song 7.他在弹钢琴. He is playing piano 8.他在看一本小说.He is looking a book 9.我在写一封信.不知道 10.他在跑步. He is running