It's 'an' because the following word starts with a vowel sound.Do you say "a STI" or "an STI"
Michael Schumacher is currently preparing for his return to F1 and has just arranged his first come back race.
Against Stephen Hawking.
Michael Schumacher is currently preparing for his return to F1 and has just arranged his first come back race.
Against Stephen Hawking.
:|
That's my 'having a poo' face
Also, my 'did not lol' face