as far as i'm concerned 后面用加 i think 吗 急！！！！！！！！！！

as far as i'm concerned what i think

需要加 what 来修饰

As far as I'm concerned, I think sports are good for you.
就我来说，我认为体育运动对你有好处。
As far as I'm concerned, the beige one is better.
就我而言，米色的那个更好
看完你应该能明白了吧.