If pay attention to some americans speaking, you'll notice that they find it hard when and where to use 'an' vs. 'a'. You'll hear things like 'a example', 'a u

If pay attention to some americans speaking, you'll notice that they find it hard when and where to use 'an' vs. 'a'. You'll hear things like 'a example', 'a understanding' etc. English is hard (for some).