YOU SAID:

I am not in class eight now i am at home

INTO JAPANESE

私は今クラス8にいません私は家にいます

BACK INTO ENGLISH

I am not in class 8 now I am at home

INTO JAPANESE

私は今クラス8にはいません私は家にいます

BACK INTO ENGLISH

I am not in class 8 now I am at home