Common titles of address are Signore and Signora, and Signorino and Signorina. They respectively mean 'Sir' and 'Ma'am', and 'Mr' and 'Miss'. They respectively are pronounced 'see-NYOH-ray' and 'see-NYOH-rah', and 'see-nyoh-REE-noh' and 'see-nyoh-REE-nah'.
The best way to find out if someone is of Italian heritage is to ask them.
"Parla più piano" means "speak more slowly" in English. The phrase is in Italian, with "parla" meaning "speak" and "più piano" meaning "more slowly." It is commonly used to ask someone to speak at a slower pace or to lower their voice.
Yes, but only to other people who speak italian. Like me.
No.
You can be French and speak Italian, but speaking Italian does not mean you are French.
They speak Italian.
Yes, they speak Italian language!
parlare - speak parlano Italiano - speak Italian
"I speak Italian brilliantly!" in English is Parlo l'italiano brillantemente! in Italian.
If you don't know how to ask them just that in their native tongue, try asking them in English. If they know English, they will understand and respond to you.
"You cannot speak Italian!" in English is Non puoi parlare italiano! in Italian.
Canadian is not a language. Do you mean to ask if they can speak French Canadian? If so: Est-ce que vous parlez francais-canadien?