Completar frases To Be 1Versión en línea To Be in present simple por Alvar Garcia Soriano 1 student They New aren´t He isn´t She from happy isn´t old They English teacher years aren´t a York isn´t He isn´t 16 She a John is a student . . Peter and Mark are from New York . . Mary is a teacher . . George is happy . . Susan and Sarah are English . . Laura is 16 years old . .