The main topic for Midterms is all about speech, how to write and deliver them effectively and its different types. The ppt presentations I used in class for your reference are in the same dropbox. Here's the link again.
https://www.dropbox.com/sh/urs5k4mg3o0p1wc/AAClnElyzLb5HDUyjR9Msv6Ga?dl=0
And here are are some articles that could help you in writing your speeches effectively:
https://www.forbes.com/sites/jeffschmitt/2013/07/16/10-keys-to-writing-a-speech/#224f14994fb7
http://www.write-out-loud.com/howtowritespeech.html
Assignment for Friday, May 5, 2017:
Each group is to bring a sample of the different types of speeches. We will use them for an activity in class.