Mots Croisés SER or ESTAR = TO BEVersion en ligne SER and ESTAR are the Verb TO BE in Spanish. Memorize them par Beatriz Martinez 1 NOSOTROS (ESTAR) 2 VOSOTROS (ESTAR) 3 TU (ESTAR) 4 YO (ESTAR) 5 NOSOTROS (SER) 6 TU (SER) 7 VOSOTROS (SER) 8 ELLOS/ELLAS/USTEDES (ESTAR) 9 ELLA/EL/USTED (ESTAR) 10 ELLOS/ELLAS/USTEDES (SON) 11 YO (SER) 12 EL/ELLA/USTED 5 6 2 12 9 7 4 10 8