An abstract is a short summary of a longer work (such as a thesis,  dissertation or research paper). The abstract concisely reports the aims and outcomes of your research, so that readers know exactly what your paper is about.

https://www.youtube.com/watch?v=m7ePXitjZ3Y

Watch the video and answer:

• Have you ever written an abstract? Do you think they’re useful? Why?
• Which of the tips given is the most useful in your opinion? 
• Which recommendation would you give someone writing an abstract?