Middle-level sentence summarize or discuss the situation in terms of specifics that have been presented in the paper.The deepest level of discussion is the narrowest ; in deals with specific, the event or situations or artifacts the lead to more general conclusions .Be aware of the level at which the author is addressing you. It should begin with the general,descend into the mid-level,fluctuate form the narrowest to the general through the paper as necessary to ensure the reader is following the argument,and then should conclude on the general.