1) dr. martin luther king jr. uses anaphora and connotation in his famous "i have a dream” speech. 2) he uses these techniques at the same time. 3) his use of the techniques emphasizes important ideas. which revision combines sentences 2 and 3 to add sentence variety? king uses two techniques at the same time. the techniques emphasize important ideas. king uses the techniques at the same time, an emphasis of ideas. king uses both techniques at the same time so that he can emphasize important ideas. king emphasizes important ideas. he uses the techniques at the same time.