A last look / The last look
''I thought you'd want to take a last look at your house.''

The first look, but a last. Why? Technically, you can take only one last look so we should use THE.

Question

A last look / The last look
''I thought you'd want to take a last look at your house.''

The first look, but a last. Why? Technically, you can take only one last look so we should use THE.

Answer

I'd say it's because it's part of the set phrase "Take a look".  You can take a quick look at something or take or long look at something, for example. "Take a last look" is just one of the many types of look that you can take.

Answer

Hi Thinker
"a last look" here is similar to "a last goodbye", adding a sort of romantic emphasis to the sentence
Other ex
We wanted you to take a last look at your friend.
Marie might want to take a last look at her sister.

Answer

1