I saw ____ fantastic film at the weekend, which I think you might have recommended to me.
a
The indefinite article is used with (singular, countable nouns / singular uncountable nouns) mentioned for the first time or when something is not specific or unique.
singular, countable nouns
When I left university, my degree gave me so many options. Honestly, no one would get very far in life these days without (a / the / - ) degree.
a
Unlock this slideshow and over 3 million more with Baamboozle+
