to translate this in japanese..........pls.........
My sentence is: You don't know important she is to me?

Domo arigatou.
Sorry, I forgot to put 'HOW.'

You don't know how important she is to me?

Arigatou.

Question

to translate this in japanese..........pls.........
My sentence is: You don't know important she is to me?

Domo arigatou.
Sorry, I forgot to put 'HOW.'

You don't know how important she is to me?

Arigatou.

Answer

I don't think your English is correct but

あなたは彼女が私にとってどれだけ大切なのかわからないでしょう。