Student or Learner
i would like,if you can say more about a/an,because i didnt understand,i trought a is when after is a consonnant and an is when is a vowal.but i did a mistake,
Hello Mar, welcome to Using English!
You use "a" before a consonant sound, and "an" before a vowel sound, e.g.
an open book
a velvet glove
a washing machine
What was the mistake you made?