YOU SAID:

i still dont like my sister, she's a cow

INTO JAPANESE

私はまだ私の妹のようにいけない、彼女は牛です

BACK INTO ENGLISH

I still can not like my sister, she is a cow

INTO JAPANESE

私はまだ私の妹を好きにはなれない、彼女は牛です

BACK INTO ENGLISH

I still can not like my sister, she is a cow