Question

Fill in the blanks with suitable articles. 1. He is __ sp.​

Answer 1

Answer:

If the next word begins with a consonant sound (not necessarily a consonant letter!), you say a, and if it begins with a vowel sound (not necessarily a vowel letter!), you say an. So yes, you are correct: if you write or read "SP", you would say "an SP", because "ess" begins with a vowel sound