"Du bist bärenstark" means "You are strong like a bear" (literally) or "You are husky". But in colloquial speech the word "bärenstark" can also mean "really awesome". So it depends on the context.
"Are you okay?" or "What do you have?" is the translation into English.
You (informal) are like a flower
Bist du = are you (informal, singular)
Wie alt bist Du? means: how old are you?
According to an online German to English translation, it means: You're a butterfly.
Du bist nett = you're nice, or you're kind.
"Are you with me?" That would be a translation of the question "Bist du bei mir?". The start of the sentence as in the Bach/Stölzel aria "Bist du bei mir, geh' ich mit Freuden" would be better translated as "If you are with me (or: if you're near to me), I go light-hearted (or: with gladness)".
As the German sentence is incomplete it is difficult to offer a translation that is 100% but as it stands lass dich doch heiraten du bist eine translates as let you marry you are a
Ihre du bist is the translation in German. It is translated from English to German. German is mostly spoken in the European countries.
Du bist der absolute Hammer! = You are totally awesome!
Du bist so weich = You are so soft
du bist eingeladen is the translation in German. It is translated from English to German. German is mostly spoken in the European countries.