Traduire en français une phrase avec une subordonnée complétiveTraduction

Quelle est la traduction française de chacune des phrases suivantes ?

I love dancing whereas my brother hates it.

As you know it, Jimmy's mother is Irish.

We did our best, even if we failed the test.

She is so beautiful that she was asked to be a model.

Although they moved to Manchester, they are still my best friends.