you had better

you had better	ai face mai bine să	cu infinitiv
you had better	cel mai bine ar fi să	cu infinitiv

You had better stop.	Ar trebui să te opreşti.

You had better write it again.	Ar fi bine s-o rescrii.
You had better write it again.	Ar fi de dorit s-o rescrii.
You had better write it again.	Ar fi recomandabil s-o rescrii.
You had better write it again.	N-ar fi rău s-o rescrii.