1. Articles
a/an, the

2. Articles The indefinite article (a, an) The definite article (the)
a boy, a bike the /ðə/ boy, the /ðə/ bikes
an apple, an egg the /ði/ apple, the /ði/ eggs
a, an = one

3. Read: /ðə/, /ði/ The Adriatic Sea The Pacific Ocean The Atlantic Ocean
The Red Sea
The Dead Sea
The Odeon (cinema)
The Hilton (hotel)
The Globe (theatre)
The Alps
The Rocky Mountains

4. The definite article: the
We use it with:
Superlatives and ordinal numbers
the oldest, the biggest, the first, the second
2) Buildings (with of)
the Tower of London
the Houses of Parliament
Other buildings
the Olympic Park, the Velodrome, the London Eye
3) Theatres
the Victoria Palace Theatre
4) Museums
the Natural History Museum
5) Rivers (seas and oceans)
the River Thames
We don’t use it with: Ø
1) Some buildings
Buckingham Palace
Big Ben
2) Streets
Oxford Street
3) Bridges
Tower Bridge
4) Parks
Hyde Park