Lasciami parlare! and Lasciatemi parlare! are Italian equivalents of the English phrase "Let me speak!" Context makes clear whether one "you" (case 1) or two or more "you all" (example 2) suits. The respective pronunciations will be "LA-sha-mee par-LA-rey" in the singular and "la-SHA-tey-mee par-LA-rey" in the plural in Pisan Italian.
Lasciatemy palare
Parliamo italiano allora! in Italian means "Therefore, let's speak Italian!" in English.
"Let" in English is lasciare in Italian.
"Let's go!" in English means Andiamo! in Italian.
"Let's play!" in English means Giochiamo! in Italian.
"Let me speak!" in English is ¡Dejame Hablar! in Spanish.
lascimi avere
"Let's go out to eat!" in English is Andiamo a mangiare fuori! in Italian.
"Let's do it again soon!" in English means Ripetiamolo presto! in Italian.
"Please let us know!" in English is Fatecelo sapere! in Italian.
lasciar andare
"Let's go to the beach Saturday!" in English is Andiamo alla spiaggia sabato! in Italian.
Muoviamoci! is an Italian equivalent of the English phrase "Let's roll!" The declaration translates literally as "Let's move ourselves!" in English. The pronunciation will be "mwo-VYA-mo-tchee" in Pisan Italian.