YOU SAID:

Elenis is such a silly person and is not good at english

INTO JAPANESE

Elenisはそんな愚かな人で英語が苦手です

BACK INTO ENGLISH

Elenis is such a foolish person and I am not good at English.

INTO JAPANESE

Elenisはとても愚かな人で、私は英語が苦手です。

BACK INTO ENGLISH

Elenis is a very stupid person, I am not good at English.

INTO JAPANESE

Elenisはとても愚かな人です、私は英語が苦手です。

BACK INTO ENGLISH

Elenis is a very stupid person, I am not good at English.