YOU SAID:
this is so good at english
INTO JAPANESE
これはとても英語が得意です
BACK INTO ENGLISH
I am very good at English
INTO JAPANESE
私はあまり英語が得意ではありません。
BACK INTO ENGLISH
I am not very good at English.
INTO JAPANESE
私はあまり英語が得意ではありません。
BACK INTO ENGLISH
I am not very good at English.
That didn't even make that much sense in English.