to have enough money to purchase something
Some students can afford to eat out every day because their parents pay for their tuition.

to say yes
I did not agree with his decision.

one more of something
David greedily had another slice of pizza.

used to stress the fact that two objects, people or places are being referred to
Would you like milk or sugar or both in your coffee?

from the beginning to the end of something
We spent all our free time during the week trying to finish the project.

one of two equal parts that make up something
half of the employees at the office were out sick.

as a replacement; because another thing is not possible or not preferable
We decided to take a walk in the park instead of watching a movie.

not one or the other of two people or things
neither Tom nor Nancy can make the meeting tonight.

an outer covering for the human foot usually having a thick and somewhat stiff sole and heel and a lighter upper part
I got mud on my new black shoes after walking through the garden.

to remove
It was so hot in the classroom that I had to take off my sweater.