How are “a sound of thunder” and “nethergrave” both similar to and different from each other?
4 paragraphs.
1. thesis
2. one similarities paragraph
3. one difference paragraph
4. concluding

What do u need to know about this please 

is basically a good source of getting and others by what you know for example if someone asked a question and you know the answer you could answer it and get some points or if you need on a question you could make a post about it and wait till someone answers it or just look up the question and see if someone else has asked about it