Does it matter if it's past or present tense? Of it is past then it is (intercambie) but if it's present then it would be (intercambio).
Complete the sentences with the correct form of the preterite or imperfect according to the context using a verb from the word bank.
to help
to have
to feel
to count
to take
to be
to begin
to occur
to have
to scream
to rescue
it was one in the night when the fire began
Present tense. If it were in past tense, it would be cepillé, not cepillo
Yo __soy__ alto
Nosotros __somos__ estudiantes
Marta y emily __son__ Amigas
El sr. Medina __es__muy viejo
Elena __es__ joven