LOL, I guess you would not have a list of answer choices for this. In fact this requires at least a bookcase full of history texts and research papers and I am not sure how to do anything but point you to a few web sites. I guess start with the rivers (Tigris and Euphrates) and search on Mesopotamia. Be sure to mention city states and irrigation technology and Gilgamesh.
Here is a start:
http://www.ducksters.com/history/mesopotamia/ancient_sumer.php
http://ancienthistory.about.com/od/timelines/a/TimeLSumer.htm
Describe the Sumerian civilization.
I don't have any answer choices for this
3 answers
http://www.ducksters.com/history/mesopotamia/ancient_sumer.php
The three accomplishments of the Sumerians is that they developed copper and bronze tools and weapons, Developed the worlds first known cuneiform, and their new features in styles influence building throughout Mesopotamia