Some advanced points for definite and indefinite articles: Classes (formal):  The tiger is threatened with extinction. To name a work by an artist: My mother found a  Salvador Dali in the attic. National groups: The Irish are known to be great writers and drinkers. In measurements ‘a/an’ can be used instead of ‘per’: If petrol …

Article use in English – a/an, the or zero article Read More »