1.be ok (fine) with 对……无碍，不要紧
Whatever you think is fine with me.
随你怎么想，我无所谓。

2. give a damn 不在乎, 不感兴趣（永远用于否定形式）
He couldn't give a damn whether he passes the exam or not.
他对考试及格与否满不在乎。