Duolingo offers 42 languages, 40 for English speakers. Spanish leads with 45.6m learners, followed by French (26m). Korean, German, Italian, and Hindi follow with 17-18m learners. New English course launched at 4.79m learners
Buongiorno means "good day" and is used until 4pm. Buona sera means "good evening" after afternoon nap. Ciao is used only with friends and family, never strangers. Salve is appropriate in all situations, considered more formal than ciao
Grazie is the most common and basic Italian thank you. Grazie mille means "thanks a million" and can be used sarcastically. Molte grazie means "thank you very much" and requires gender agreement
"Ti amo" means "I love you" and is commonly used between romantic partners. "Ti voglio bene" translates to "I want you well" and is used for platonic love. Adding "molto" (very) makes these expressions stronger
Numbers 1-10 are formed by combining "uno" and "dieci". Numbers 11-20 are formed by combining "due" and "dieci". Numbers 30-100 are named based on their roots
Ciao is informal greeting derived from Venetian dialect meaning "I am your slave". Salve can be both polite and informal depending on context. Weilà is casual greeting used among young people. Ehi/ehilà means "hey" and is used to attract attention. Pronto is used when answering phone, originating from human operators