I've never been to ___ Mount Rushmore but I've heard it's brilliant there!

The (zero, definite, indefinite) article is used with all nouns to indicate a specific one or group or when something has been previously mentioned.

He’s always wanted to be an artist, but not one who paints ___ pictures – he’s more into ___ sculpture.

____ number of students, who are appealing their exam results, are meeting the Principal tomorrow.

I saw ____ fantastic film at the weekend, which I think you might have recommended to me.

The _____ article is used with plural or collective nouns and indicates any or all examples of that group.

Poverty is one of the biggest problems that ______ face in ______ today.

Have you really invited ___ Obamas over for dinner?

Years ago, when I was ___ teenager, I used to spend so much time going to ___ cinema with __ friends.

I’d say that ___ travelling to different countries and learning about different cultures broadens ____ mind.

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.

My extremely patriotic cousin loves serving her country. She’s been working in ____ army as ____ officer for over ten years now.

After I finish university, I’m hoping to become ___ engineer - I’ve always known that ___ engineering is the career for me.