Question

How can you have Motivation, Forecast and Orientation in speech intorduction?

like show the audience pictures etc?..thanks!

Answer 1

Motivation -- presumably, this means that you motivate your readers to keep reading. So ... a "hook" sentence, an attention-getter.

Forecast and Orientation -- read the 5th example here:
http://leo.stcloudstate.edu/acadwrite/thesistatement.html