Je suis amoureux de Mary.
I'm in love with Mary.
Tom est tombé amoureux de Mary.
Tom fell in love with Mary.
Je suis toujours amoureux de Mary.
I'm still in love with Mary.
Tom est follement amoureux de Mary.
Tom is madly in love with Mary.
Tom est follement amoureux de Mary.
Tom is head over heels in love with Mary.
Tom dit qu'il est amoureux de Mary.
Tom says that he's in love with Mary.
Je serai toujours amoureux de Mary.
I will always love Mary.
Je sais que Tom est amoureux de Mary.
I know Tom is in love with Mary.
Je sais que Tom est amoureux de Mary.
I know that Tom is in love with Mary.
Tom est profondément amoureux de Mary.
Tom is deeply in love with Mary.
Je pense que Tom est amoureux de Mary.
I think Tom has a crush on Mary.
Tom n'est pas vraiment amoureux de Mary.
Tom isn't really in love with Mary.
Tom ne l'admettra pas, mais il est amoureux de Mary.
Tom won't admit it, but he's secretly in love with Mary.
Je suis assez sûr que Tom est tombé amoureux de Mary.
I'm pretty sure Tom has fallen in love with Mary.
Tom et John sont tous les deux tombés amoureux de Mary.
Tom and John both fell in love with Mary.
Examples from Tatoeba (CC BY 2.0 FR) and Europarl (OPUS). Sentences are not reviewed one by one.