Indefinite articles are placed before singular nouns For example: a book, an orange, an English teacher, a cell phone  We use A before a consonant sound.(For example: b, c, d, f, etc.)  We use AN before a vowel sound (a, e, i, o, u) AN egg A notebook AN orange A car Write A or AN before the following nouns: _ chair _ desk _ orange blouse _ eggplant _ earthquake _ English teacher _ hour _ idea _ early bird _ animal _ European _ apple _ one-day course _ bottle of water _ Indian tea Complete the following statements by using the A or AN article -Lucy has _ dog -We listen to _ English CD -Let’s sing _ song -She has _ exercise book -Emily needs _ new desk in her room -Gregory works in _ factory -I need _ blue pen -Can I have _ apple? -Ben has _ old bike -Peter has _ aunt in Berlin Write A or An according to each picture