这个英语句子是正确的吗?I am a famous singer who from America

这个英语句子是正确的吗?I am a famous singer who from America I am a America 是不是正确的 I am from America的否定句 英语翻译请将以下的英语句子翻译成中文 1.She was a famous singer when I was at s 看看你是否注意细节：指出这个句子错在哪里,She is a girl from America who speak En I am from America(对 America提问） ----- ----- -----from? I am a boy who is from Beijing.I am the boy who is from Beij I am a boy who is from Beijing .I am the boy who is from Bei 英语问问英语语法里面 主 谓 宾 与 主 系 表结构都是正确的英语句子结构吗?比如 i am from chinese I am from America 翻译成中文 I am from America改为同义句 写一篇英语作文：If I become a famous singer 60词,