and well, yes
et si on......
tu es si belle et si sexy / tu es si beau et si sexy
"Let's have a conversation" in French is "On se parle".
et même si cela est
"if" is translated "si" in French
If
et si je pensais toujours à vous?
If I were you
''Si'' is translated into various forms in clauses: Si / So : I am so desperate = Je suis si desespere (') Si / If : If it rains... = S'il (Si il) pleut Si / As : It is not as easy... = Ce n'est pas si facile (comparison) Si / Whereas Si / No matter how Et si / What if/ how about Si? / Did i hear you? : If I'm fine? = Si je vais bien? Si / Yes : (a response to a negative question) Aren't you ready yet? = Si Si (yes yes) I am
"S'il" is a contraction of "si" (if) and "il" (he/it). It is used in French to mean "if he" or "if it" depending on the context.
what if your American friend... > "et si ton ami américain ..."
Si but it can also mean so, as in "I have so much to do."