0 used before nouns to refer to particular things or people that have already been talked about or are already known or that are in a situation where it is clear what is happening: --
I just bought a new shirt and some new shoes. The shirt was pretty expensive, but the shoes weren't.
When we went to Paris, we went up the Eiffel Tower.
Harry's Bar is the place to go.
You don't mean you met the Will Smith (= the film star), do you?
It seems that the deceased (= this particular dead person) had no living relatives.
I suppose we'll just have to wait for the inevitable (= the particular thing that is certain to happen).
The panda is becoming an increasingly rare animal.
The car is responsible for causing a lot of damage to our environment.
Can you do the waltz?
I'm going under the knife (= having a medical operation) next week.
It's not a good idea to spend more than three hours at the wheel (= driving a vehicle) without a break.
the 60s
The sooner I get this piece of work done, the sooner I can go home.
She doesn't seem to be any the worse for her bad experience.
1 used instead of a possessive adjective such as your, her, or my: --
2 enough: --
3 each; every: --
4 used before a noun to refer to a particular thing because it is clear which thing is intended: --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.