You would use 'es', a conjugation of the French verb 'etre'.
So you could say:
Elle es (she is).
Il es (he is, it is).
For other forms like 'are' and 'am', you could look up a conjugation chart for 'etre'.
To say the word "I" in French, one would say "je."
In French, the word on is sur.
In French, the word "he" is Il.
The verb 'to say' is 'dire' in French.
To say the word enthusiastic in French you say the word enthousiaste. In the Italian language this word is said as entusiasta.
"Word" in French is "mot" pronounced "moh"
you say it in a french accent
"With" in French is "Avec".
Dans is the French word for in.
The word stuff in french is affaires.
The French word for speak is parler.
A word is un mot.