Indefinitve Articles: A and AN

Indefinitve Articles: A and AN

1. Rules

   • We use AN when the next word begins with the sound of a mouthpiece
   • If a word starts with the sound of a, e, i, o, u then we use AN
   • AN
     • Examples
       • an attic
       • an avenue
       • an hour

2. A

   • Rules
     • We use A when the next word starts with the sound of a consonant
     • if a word starts with the sound of b, s, d, k, then we use A
   • Examples
     • a gas station
     • a library
     • a hospital