"I am a teacher."中,"I"主语,"am"谓语,"teacher"表语,"a"是什么成分?

I am a teacher.中,I主语,am谓语,teacher表语,a是什么成分? I am a teacher的否定形式 I am a teacher 变为一般疑问句 I am a teacher.(改为复数) Jack or I am a teacher是什么意思 I am a teacher 一般过去时：一般疑问句： I am a teacher 变为否定句 i am a teacher 改为疑问句 英语I am a teacher前一句是什么 I am a teacher.划线部分提问teacher划线 IF I AM A TEACHER对吗?是WERE还是AM? Are you a teacher?Yes,I'am.Are you a teacher?Yes,I'am. I am so good a teacher还是I am a so good teacher?哪一个正确?为什么? I am a teacher,_______?的反意疑问句后面应该接什么~比如I am not a teacher ,am I 那么I am a teacher I am a teacher.这句话a teacher是表语还是teacher是表语 I teach lessons.I am a teacher.中文翻译 I am a teacher.I like bai du wen ku . I am not more than a teacher; I am more than a teacher; I am no more than a teacher 怎么翻译