Question

Choose the correct answer:"How long.......been a teacher " *
have you
has you
had
to have

Answer 1

Respuesta:

have you

Explicación:

La frase gramaticalmente correcta sería "how long have you been a teacher"

Answer 2

Respuesta:

Choose the correct answer:"How long.......been a teacher " *

it is  

have

Explicación:

espero que le halla servido