YOU SAID:

I like cats and hate my sister, like to agree.

INTO JAPANESE

私は猫が好きで、姉が嫌いです。

BACK INTO ENGLISH

I like cats and I hate my older sister.

INTO JAPANESE

私は猫が好きで、私は私の姉が嫌いです。

BACK INTO ENGLISH

I like cats, I dislike my sister.

INTO JAPANESE

私は猫が好き、私は妹が嫌いです。

BACK INTO ENGLISH

I like cats, I dislike my sister.