'And you know he loves you' is translated as 'et vous savez qu'il vous aime'.
If this is supposed to be a question (Do you know he loves you?) then it's translated as 'Savez-vous qu'il vous aime?'
'I know he loves me' is translated as 'Je sais qu'il m'aime'.
she loves her is "elle l'aime" in French.
"she loves swimming" is "elle aime nager" in French.
The French are very sophisticated diners. They know what's good and what is not.
She Loves Him - Elle l'aime.
il m'aime ~he loves me Il m'aime. ~He loves me.
how do i know that he loves me
aime
A Francophile is a person who loves all things French.
He loves would be translated as "Il aime".
You mean she doesn't know if HE loves you?
Aime as a verb and amours as a noun are French equivalents of the English word "loves." Context makes clear whether "He (it, she) loves" (case 1) or "loves" (example 2) suits. The respective pronunciations will be "em" as the verb and "a-moor" as the noun in French.
Aime.