Most of the introductions are structured according to the type of essay you are tackling.
I'm a history student and I use a minimum of 12 different referencing.
At A-Level it would probably take me half an hour to do 500 words but the majority of the time, that was a little bit analytical in comparison to degree level.
Your conclusion should explain how everything described offers support to the thesis.
The three parts of a conclusion include: Also, another arising question is how many pages is a 1000 word essay.