Applications and rules for indefinite articles

1. Article A

1.1. When the word begins with a consonant you must use 'A'.

1.1.1. It is a good movie

1.1.2. I am a good student

2. More examples:

2.1. It is a sunny day

2.2. It is a lovely day

3. Excepction

3.1. However, with this rule there is an exception. If you are using a word with a silent 'h'.

3.1.1. Example

3.1.1.1. It is an ugly hotel

3.1.1.2. She is an honest woman

4. Article An

4.1. When the word begins with a vowel (a, e, i, o, u), then you should use 'a', it sounds better and it sounds more appropriate to say it.

4.1.1. Example

4.1.1.1. He is an unusual man

4.1.1.2. It is an egg

5. More Examples:

5.1. It is an exception to the rule

5.2. It is an easy question

6. Excepction

6.1. When the 'u' has the same sound as the 'y' in "you", or the 'o' has the same sound as the 'w' in "won" then you must use 'a'.

6.1.1. a one-leged man

6.1.2. a European trip